(1) Merge branch 'develop' into bugfix/version_bounds

(2) Add two new options to h5repack for low and high bounds as in H5Pset_libver_bounds.
(3) Modify message pre_copy callbacks so that H5Ocopy can handle version bounds check.
(4) Add version bounds check for cache image feature.

44 files changed, 2566 insertions, 2173 deletions

diff --git a/tools/test/h5copy/CMakeLists.txt b/tools/test/h5copy/CMakeLists.txt
index 4a519ab..c57cd5e 100644
--- a/tools/test/h5copy/CMakeLists.txt
+++ b/tools/test/h5copy/CMakeLists.txt
@@ -10,14 +10,44 @@ INCLUDE_DIRECTORIES (${HDF5_TOOLS_DIR}/lib)
 # Add the h5copy test executables
 # --------------------------------------------------------------------
 
-  if (HDF5_BUILD_GENERATORS)
-    add_executable (h5copygentest ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/h5copygentest.c)
-    TARGET_NAMING (h5copygentest STATIC)
-    TARGET_C_PROPERTIES (h5copygentest STATIC " " " ")
-    target_link_libraries (h5copygentest ${HDF5_LIB_TARGET})
-    set_target_properties (h5copygentest PROPERTIES FOLDER generator/tools)
+if (HDF5_BUILD_GENERATORS)
+  add_executable (h5copygentest ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/h5copygentest.c)
+  TARGET_NAMING (h5copygentest STATIC)
+  TARGET_C_PROPERTIES (h5copygentest STATIC " " " ")
+  target_link_libraries (h5copygentest ${HDF5_LIB_TARGET})
+  set_target_properties (h5copygentest PROPERTIES FOLDER generator/tools)
 
-    #add_test (NAME h5copygentest COMMAND $<TARGET_FILE:h5copygentest>)
-  endif ()
+  #add_test (NAME h5copygentest COMMAND $<TARGET_FILE:h5copygentest>)
+endif ()
 
-  include (CMakeTests.cmake)
+#-----------------------------------------------------------------------------
+# If plugin library tests can be tested
+#-----------------------------------------------------------------------------
+if (BUILD_SHARED_LIBS)
+  set (HDF5_TOOL_PLUGIN_LIB_CORENAME         "dynlibcopy")
+  set (HDF5_TOOL_PLUGIN_LIB_NAME             "${HDF5_EXTERNAL_LIB_PREFIX}${HDF5_TOOL_PLUGIN_LIB_CORENAME}")
+  set (HDF5_TOOL_PLUGIN_LIB_TARGET           ${HDF5_TOOL_PLUGIN_LIB_CORENAME})
+  add_definitions (${HDF_EXTRA_C_FLAGS})
+  INCLUDE_DIRECTORIES (${HDF5_SRC_DIR})
+
+  add_library (${HDF5_TOOL_PLUGIN_LIB_TARGET} SHARED dynlib_copy.c)
+  TARGET_C_PROPERTIES (${HDF5_TOOL_PLUGIN_LIB_TARGET} SHARED " " " ")
+  target_link_libraries (${HDF5_TOOL_PLUGIN_LIB_TARGET} ${HDF5_TEST_LIB_TARGET})
+  H5_SET_LIB_OPTIONS (${HDF5_TOOL_PLUGIN_LIB_TARGET} ${HDF5_TOOL_PLUGIN_LIB_NAME} SHARED ${HDF5_PACKAGE_SOVERSION})
+
+  # make plugins dir
+  file (MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/plugins")
+  #-----------------------------------------------------------------------------
+  # Copy plugin library to a plugins folder
+  #-----------------------------------------------------------------------------
+  add_custom_command (
+      TARGET     ${HDF5_TOOL_PLUGIN_LIB_TARGET}
+      POST_BUILD
+      COMMAND    ${CMAKE_COMMAND}
+      ARGS       -E copy_if_different
+          "$<TARGET_FILE:${HDF5_TOOL_PLUGIN_LIB_TARGET}>"
+          "${CMAKE_BINARY_DIR}/plugins/$<TARGET_FILE_NAME:${HDF5_TOOL_PLUGIN_LIB_TARGET}>"
+  )
+endif ()
+
+include (CMakeTests.cmake)
diff --git a/tools/test/h5copy/CMakeTests.cmake b/tools/test/h5copy/CMakeTests.cmake
index b60c0e9..1bdefa6 100644
--- a/tools/test/h5copy/CMakeTests.cmake
+++ b/tools/test/h5copy/CMakeTests.cmake
@@ -24,10 +24,16 @@
       ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copy_extlinks_trg.h5
       ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copy_ref.h5
       ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copytst.h5
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/tudfilter.h5
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/tudfilter2.h5
   )
 
   set (LIST_OTHER_TEST_FILES
       ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copy_misc1.out
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/tudfilter.h5.txt
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/tudfilter.h5_ERR.txt
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copy_plugin_fail_ERR.out.h5.txt
+      ${HDF5_TOOLS_TEST_H5COPY_SOURCE_DIR}/testfiles/h5copy_plugin_test.out.h5.txt
   )
 
   file (MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/testfiles")
@@ -74,9 +80,9 @@
     if (NOT "${resultcode}" STREQUAL "2")
       add_test (
           NAME H5COPY_F-${testname}-DIFF
-          COMMAND $<TARGET_FILE:h5diff> -q ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
+          COMMAND $<TARGET_FILE:h5diff> -v ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
       )
-      SET_TESTS_PROPERTIES(H5COPY_F-${testname}-DIFF PROPERTIES DEPENDS H5COPY_F-${testname})
+      set_tests_properties (H5COPY_F-${testname}-DIFF PROPERTIES DEPENDS H5COPY_F-${testname})
       if ("${resultcode}" STREQUAL "1")
         set_tests_properties (H5COPY_F-${testname}-DIFF PROPERTIES WILL_FAIL "true")
       endif ()
@@ -110,9 +116,9 @@
     if (NOT "${resultcode}" STREQUAL "2")
       add_test (
           NAME H5COPY-${testname}-DIFF
-          COMMAND $<TARGET_FILE:h5diff> -q ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
+          COMMAND $<TARGET_FILE:h5diff> -v ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
       )
-      SET_TESTS_PROPERTIES(H5COPY-${testname}-DIFF PROPERTIES DEPENDS H5COPY-${testname})
+      set_tests_properties (H5COPY-${testname}-DIFF PROPERTIES DEPENDS H5COPY-${testname})
       if ("${resultcode}" STREQUAL "1")
         set_tests_properties (H5COPY-${testname}-DIFF PROPERTIES WILL_FAIL "true")
       endif ()
@@ -160,9 +166,9 @@
     if (NOT "${resultcode}" STREQUAL "2")
       add_test (
           NAME H5COPY-${testname}-DIFF
-          COMMAND $<TARGET_FILE:h5diff> -q ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
+          COMMAND $<TARGET_FILE:h5diff> -v ./testfiles/${infile} ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
       )
-      SET_TESTS_PROPERTIES(H5COPY-${testname}-DIFF PROPERTIES DEPENDS H5COPY-${testname})
+      set_tests_properties (H5COPY-${testname}-DIFF PROPERTIES DEPENDS H5COPY-${testname})
       if ("${resultcode}" STREQUAL "1")
         set_tests_properties (H5COPY-${testname}-DIFF PROPERTIES WILL_FAIL "true")
       endif ()
@@ -201,9 +207,9 @@
     if (NOT "${resultcode}" STREQUAL "2")
       add_test (
           NAME H5COPY_SAME-${testname}-DIFF
-          COMMAND $<TARGET_FILE:h5diff> -q ./testfiles/${testname}.out.h5 ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
+          COMMAND $<TARGET_FILE:h5diff> -v ./testfiles/${testname}.out.h5 ./testfiles/${testname}.out.h5 ${srcname} ${dstname}
       )
-      SET_TESTS_PROPERTIES(H5COPY_SAME-${testname}-DIFF PROPERTIES DEPENDS H5COPY_SAME-${testname})
+      set_tests_properties (H5COPY_SAME-${testname}-DIFF PROPERTIES DEPENDS H5COPY_SAME-${testname})
       if ("${resultcode}" STREQUAL "1")
         set_tests_properties (H5COPY_SAME-${testname}-DIFF PROPERTIES WILL_FAIL "true")
       endif ()
@@ -250,6 +256,134 @@
     endif ()
   endmacro ()
 
+  macro (ADD_H5_UD_TEST testname resultcode infile sparam srcname dparam dstname cmpfile)
+    if (NOT HDF5_ENABLE_USING_MEMCHECKER)
+      # Remove any output file left over from previous test run
+      add_test (
+          NAME H5COPY_UD-${testname}-clear-objects
+          COMMAND    ${CMAKE_COMMAND}
+              -E remove
+              testfiles/${testname}.out.h5
+              testfiles/${infile}.out
+              testfiles/${infile}.out.err
+              testfiles/${testname}.out.h5.out
+              testfiles/${testname}.out.h5.out.err
+      )
+      if ("${resultcode}" STREQUAL "2")
+        add_test (
+            NAME H5COPY_UD-${testname}
+            COMMAND "${CMAKE_COMMAND}"
+                -D "TEST_PROGRAM=$<TARGET_FILE:h5copy-shared>"
+                -D "TEST_ARGS:STRING=-v;-i;./testfiles/${infile};-o;./testfiles/${testname}.out.h5;${sparam};${srcname};${dparam};${dstname}"
+                -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+                -D "TEST_OUTPUT=./testfiles/${infile}.out"
+                -D "TEST_EXPECT=${resultcode}"
+                -D "TEST_REFERENCE=./testfiles/${infile}.txt"
+                -D "TEST_APPEND=EXIT CODE:"
+                -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+                -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}"
+                -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+        )
+      else ()
+        add_test (
+            NAME H5COPY_UD-${testname}
+            COMMAND "${CMAKE_COMMAND}"
+                -D "TEST_PROGRAM=$<TARGET_FILE:h5copy-shared>"
+                -D "TEST_ARGS:STRING=-v;-i;./testfiles/${infile};-o;./testfiles/${testname}.out.h5;${sparam};${srcname};${dparam};${dstname}"
+                -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+                -D "TEST_OUTPUT=./testfiles/${infile}.out"
+                -D "TEST_EXPECT=${resultcode}"
+                -D "TEST_REFERENCE=./testfiles/${infile}.txt"
+                -D "TEST_APPEND=EXIT CODE:"
+                -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+                -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}/plugins"
+                -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+        )
+      endif ()
+      set_tests_properties (H5COPY_UD-${testname} PROPERTIES DEPENDS H5COPY_UD-${testname}-clear-objects)
+      add_test (
+          NAME H5COPY_UD-${testname}-DIFF
+          COMMAND "${CMAKE_COMMAND}"
+              -D "TEST_PROGRAM=$<TARGET_FILE:h5diff-shared>"
+              -D "TEST_ARGS:STRING=-v;./testfiles/${cmpfile};./testfiles/${testname}.out.h5;${srcname};${dstname}"
+              -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+              -D "TEST_OUTPUT=./testfiles/${testname}.out.h5.out"
+              -D "TEST_EXPECT=${resultcode}"
+              -D "TEST_REFERENCE=./testfiles/${testname}.out.h5.txt"
+              -D "TEST_APPEND=EXIT CODE:"
+              -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+              -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}/plugins"
+              -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+      )
+      set_tests_properties (H5COPY_UD-${testname}-DIFF PROPERTIES DEPENDS H5COPY_UD-${testname})
+    endif ()
+  endmacro ()
+
+  macro (ADD_H5_UD_ERR_TEST testname resultcode infile sparam srcname dparam dstname cmpfile)
+    if (NOT HDF5_ENABLE_USING_MEMCHECKER)
+      # Remove any output file left over from previous test run
+      add_test (
+          NAME H5COPY_UD_ERR-${testname}-clearall-objects
+          COMMAND    ${CMAKE_COMMAND}
+              -E remove
+              testfiles/${testname}_ERR.out.h5
+              testfiles/${infile}_ERR.out
+              testfiles/${infile}_ERR.out.err
+              testfiles/${testname}_ERR.out.h5.out
+              testfiles/${testname}_ERR.out.h5.out.err
+      )
+      if ("${resultcode}" STREQUAL "2")
+        add_test (
+            NAME H5COPY_UD_ERR-${testname}
+            COMMAND "${CMAKE_COMMAND}"
+                -D "TEST_PROGRAM=$<TARGET_FILE:h5copy-shared>"
+                -D "TEST_ARGS:STRING=-v;--enable-error-stack;-i;./testfiles/${infile};-o;./testfiles/${testname}_ERR.out.h5;${sparam};${srcname};${dparam};${dstname}"
+                -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+                -D "TEST_OUTPUT=./testfiles/${infile}_ERR.out"
+                -D "TEST_EXPECT=0"
+                -D "TEST_REFERENCE=./testfiles/${infile}_ERR.txt"
+                -D "TEST_MASK_ERROR=true"
+                -D "TEST_APPEND=EXIT CODE:"
+                -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+                -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}"
+                -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+        )
+      else ()
+        add_test (
+            NAME H5COPY_UD_ERR-${testname}
+            COMMAND "${CMAKE_COMMAND}"
+                -D "TEST_PROGRAM=$<TARGET_FILE:h5copy-shared>"
+                -D "TEST_ARGS:STRING=-v;--enable-error-stack;-i;./testfiles/${infile};-o;./testfiles/${testname}_ERR.out.h5;${sparam};${srcname};${dparam};${dstname}"
+                -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+                -D "TEST_OUTPUT=./testfiles/${infile}_ERR.out"
+                -D "TEST_EXPECT=${resultcode}"
+                -D "TEST_REFERENCE=./testfiles/${infile}_ERR.txt"
+                -D "TEST_MASK_ERROR=true"
+                -D "TEST_APPEND=EXIT CODE:"
+                -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+                -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}/plugins"
+                -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+        )
+      endif ()
+      set_tests_properties (H5COPY_UD_ERR-${testname} PROPERTIES DEPENDS H5COPY_UD_ERR-${testname}-clearall-objects)
+      add_test (
+          NAME H5COPY_UD_ERR-${testname}-DIFF
+          COMMAND "${CMAKE_COMMAND}"
+              -D "TEST_PROGRAM=$<TARGET_FILE:h5diff-shared>"
+              -D "TEST_ARGS:STRING=-v;./testfiles/${cmpfile};./testfiles/${testname}_ERR.out.h5;${srcname};${dstname}"
+              -D "TEST_FOLDER=${PROJECT_BINARY_DIR}"
+              -D "TEST_OUTPUT=./testfiles/${testname}_ERR.out.h5.out"
+              -D "TEST_EXPECT=0"
+              -D "TEST_REFERENCE=./testfiles/${testname}_ERR.out.h5.txt"
+              -D "TEST_APPEND=EXIT CODE:"
+              -D "TEST_ENV_VAR=HDF5_PLUGIN_PATH"
+              -D "TEST_ENV_VALUE=${CMAKE_BINARY_DIR}/plugins"
+              -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+      )
+      set_tests_properties (H5COPY_UD_ERR-${testname}-DIFF PROPERTIES DEPENDS H5COPY_UD_ERR-${testname})
+    endif ()
+  endmacro ()
+
 ##############################################################################
 ##############################################################################
 ###           T H E   T E S T S                                            ###
@@ -434,3 +568,11 @@
   else ()
     ADD_H5_TEST_SAME (samefile2 2 ${HDF_FILE1}.h5 /grp_dsets /grp_dsets -v -s /grp_dsets -d /grp_dsets_cp)
   endif ()
+
+##############################################################################
+###    P L U G I N  T E S T S
+##############################################################################
+if (BUILD_SHARED_LIBS)
+  ADD_H5_UD_TEST (h5copy_plugin_test 0 tudfilter.h5 -s /dynlibud -d /dynlibud tudfilter2.h5 )
+  ADD_H5_UD_ERR_TEST (h5copy_plugin_fail 2 tudfilter.h5 -s /dynlibud -d /dynlibud tudfilter2.h5)
+endif ()
diff --git a/tools/test/h5copy/dynlib_copy.c b/tools/test/h5copy/dynlib_copy.c
new file mode 100644
index 0000000..571452e
--- /dev/null
+++ b/tools/test/h5copy/dynlib_copy.c
@@ -0,0 +1,89 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group.                                               *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This file is part of HDF5. The full HDF5 copyright notice, including      *
+ * terms governing use, modification, and redistribution, is contained in    *
+ * the COPYING file, which can be found at the root of the source code       *
+ * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.  *
+ * If you do not have access to either file, you may request a copy from     *
+ * help@hdfgroup.org.                                                        *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+/*
+ * Purpose:    Tests the plugin module (H5PL)
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include "H5PLextern.h"
+
+#define H5Z_FILTER_DYNLIBUD      300
+#define MULTIPLIER              3
+
+static size_t H5Z_filter_dynlibud(unsigned int flags, size_t cd_nelmts,
+                const unsigned int *cd_values, size_t nbytes, size_t *buf_size, void **buf);
+
+/* This message derives from H5Z */
+const H5Z_class2_t H5Z_DYNLIBUD[1] = {{
+    H5Z_CLASS_T_VERS,                /* H5Z_class_t version             */
+    H5Z_FILTER_DYNLIBUD,             /* Filter id number        */
+    1, 1,                            /* Encoding and decoding enabled   */
+    "dynlibud",                 /* Filter name for debugging    */
+    NULL,                            /* The "can apply" callback        */
+    NULL,                            /* The "set local" callback        */
+    (H5Z_func_t)H5Z_filter_dynlibud,    /* The actual filter function    */
+}};
+
+H5PL_type_t   H5PLget_plugin_type(void) {return H5PL_TYPE_FILTER;}
+const void   *H5PLget_plugin_info(void) {return H5Z_DYNLIBUD;}
+
+/*-------------------------------------------------------------------------
+ * Function:    H5Z_filter_dynlibud
+ *
+ * Purpose:    A dynlib2 filter method that multiplies the original value
+ *              during write and divide the original value during read. It
+ *              will be built as a shared library.  plugin.c test will load
+ *              and use this filter library.
+ *
+ * Return:    Success:    Data chunk size
+ *
+ *        Failure:    0
+ *-------------------------------------------------------------------------
+ */
+static size_t
+H5Z_filter_dynlibud(unsigned int flags, size_t cd_nelmts,
+      const unsigned int *cd_values, size_t nbytes,
+      size_t *buf_size, void **buf)
+{
+    char *int_ptr = (char *)*buf;          /* Pointer to the data values */
+    size_t buf_left = *buf_size;  /* Amount of data buffer left to process */
+
+    /* Check for the correct number of parameters */
+    if(cd_nelmts > 0)
+        return(0);
+
+    /* Assignment to eliminate unused parameter warning. */
+    cd_values = cd_values;
+
+    if(flags & H5Z_FLAG_REVERSE) { /*read*/
+        /* Subtract the original value with MULTIPLIER */
+        while(buf_left > 0) {
+            char temp = *int_ptr;
+            *int_ptr = temp - MULTIPLIER;
+            int_ptr++;
+            buf_left -= sizeof(*int_ptr);
+        } /* end while */
+    } /* end if */
+    else { /*write*/
+        /* Add the original value with MULTIPLIER */
+        while(buf_left > 0) {
+            char temp = *int_ptr;
+            *int_ptr = temp + MULTIPLIER;
+            int_ptr++;
+            buf_left -= sizeof(*int_ptr);
+        } /* end while */
+    } /* end else */
+
+    return nbytes;
+} /* end H5Z_filter_dynlibud() */
+
diff --git a/tools/test/h5copy/testfiles/h5copy_plugin_fail_ERR.out.h5.txt b/tools/test/h5copy/testfiles/h5copy_plugin_fail_ERR.out.h5.txt
new file mode 100644
index 0000000..66e9eb2
--- /dev/null
+++ b/tools/test/h5copy/testfiles/h5copy_plugin_fail_ERR.out.h5.txt
@@ -0,0 +1,3 @@
+dataset: </dynlibud> and </dynlibud>
+0 differences found
+EXIT CODE: 0
diff --git a/tools/test/h5copy/testfiles/h5copy_plugin_test.out.h5.txt b/tools/test/h5copy/testfiles/h5copy_plugin_test.out.h5.txt
new file mode 100644
index 0000000..66e9eb2
--- /dev/null
+++ b/tools/test/h5copy/testfiles/h5copy_plugin_test.out.h5.txt
@@ -0,0 +1,3 @@
+dataset: </dynlibud> and </dynlibud>
+0 differences found
+EXIT CODE: 0
diff --git a/tools/test/h5copy/testfiles/tudfilter.h5 b/tools/test/h5copy/testfiles/tudfilter.h5
new file mode 100644
index 0000000..081b000
--- /dev/null
+++ b/tools/test/h5copy/testfiles/tudfilter.h5
diff --git a/tools/test/h5copy/testfiles/tudfilter.h5.txt b/tools/test/h5copy/testfiles/tudfilter.h5.txt
new file mode 100644
index 0000000..eabe407
--- /dev/null
+++ b/tools/test/h5copy/testfiles/tudfilter.h5.txt
@@ -0,0 +1,2 @@
+Copying file <./testfiles/tudfilter.h5> and object </dynlibud> to file <./testfiles/h5copy_plugin_test.out.h5> and object </dynlibud>
+EXIT CODE: 0
diff --git a/tools/test/h5copy/testfiles/tudfilter.h5_ERR.txt b/tools/test/h5copy/testfiles/tudfilter.h5_ERR.txt
new file mode 100644
index 0000000..3c5b3ca
--- /dev/null
+++ b/tools/test/h5copy/testfiles/tudfilter.h5_ERR.txt
@@ -0,0 +1,2 @@
+Copying file <./testfiles/tudfilter.h5> and object </dynlibud> to file <./testfiles/h5copy_plugin_fail_ERR.out.h5> and object </dynlibud>
+EXIT CODE: 0
diff --git a/tools/test/h5copy/testfiles/tudfilter2.h5 b/tools/test/h5copy/testfiles/tudfilter2.h5
new file mode 100644
index 0000000..081b000
--- /dev/null
+++ b/tools/test/h5copy/testfiles/tudfilter2.h5
diff --git a/tools/test/h5diff/CMakeTests.cmake b/tools/test/h5diff/CMakeTests.cmake
index d87a47f..bbc39d8 100644
--- a/tools/test/h5diff/CMakeTests.cmake
+++ b/tools/test/h5diff/CMakeTests.cmake
@@ -447,7 +447,7 @@
   macro (ADD_PH5_TEST resultfile resultcode)
     # If using memchecker add tests without using scripts
     if (HDF5_ENABLE_USING_MEMCHECKER)
-      add_test (NAME PH5DIFF-${resultfile} COMMAND $<TARGET_FILE:ph5diff> ${MPIEXEC} ${MPIEXEC_PREFLAGS} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_POSTFLAGS} ${ARGN})
+      add_test (NAME PH5DIFF-${resultfile} COMMAND ${MPIEXEC_EXECUTABLE} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_PREFLAGS} $<TARGET_FILE:ph5diff> ${MPIEXEC_POSTFLAGS} ${ARGN})
       set_tests_properties (PH5DIFF-${resultfile} PROPERTIES WORKING_DIRECTORY "${PROJECT_BINARY_DIR}/PAR/testfiles")
       if (NOT "${resultcode}" STREQUAL "0")
         set_tests_properties (PH5DIFF-${resultfile} PROPERTIES WILL_FAIL "true")
@@ -470,7 +470,7 @@
       add_test (
           NAME PH5DIFF-${resultfile}
           COMMAND "${CMAKE_COMMAND}"
-              -D "TEST_PROGRAM=${MPIEXEC};${MPIEXEC_PREFLAGS};${MPIEXEC_NUMPROC_FLAG};${MPIEXEC_MAX_NUMPROCS};${MPIEXEC_POSTFLAGS};$<TARGET_FILE:ph5diff>"
+              -D "TEST_PROGRAM=${MPIEXEC_EXECUTABLE};${MPIEXEC_NUMPROC_FLAG};${MPIEXEC_MAX_NUMPROCS};${MPIEXEC_PREFLAGS};$<TARGET_FILE:ph5diff>;${MPIEXEC_POSTFLAGS}"
               -D "TEST_ARGS:STRING=${ARGN}"
               -D "TEST_FOLDER=${PROJECT_BINARY_DIR}/PAR/testfiles"
               -D "TEST_OUTPUT=${resultfile}.out"
diff --git a/tools/test/h5diff/Makefile.am b/tools/test/h5diff/Makefile.am
index d2b5ebb..a2ce9c4 100644
--- a/tools/test/h5diff/Makefile.am
+++ b/tools/test/h5diff/Makefile.am
@@ -52,10 +52,7 @@ if HAVE_SHARED_CONDITIONAL
   # Build it as shared library if configure is enabled for shared library.
   noinst_LTLIBRARIES=libdynlibdiff.la
   libdynlibdiff_la_SOURCES=dynlib_diff.c
-  libdynlibdiff_la_LDFLAGS = -avoid-version -module -shared -export-dynamic -rpath /nowhere
-
-  libdynlibdiff.la: $(libdynlibdiff_la_OBJECTS) $(libdynlibdiff_la_DEPENDENCIES) $(EXTRA_libdynlibdiff_la_DEPENDENCIES)
-	$(AM_V_CCLD)$(libdynlibdiff_la_LINK) $(am_libdynlibdiff_la_rpath) $(libdynlibdiff_la_OBJECTS) $(libdynlibdiff_la_LIBADD) 
+  libdynlibdiff_la_LDFLAGS=$(AM_LDFLAGS) -avoid-version -module -shared -export-dynamic -rpath /nowhere
 endif
 
 # Temporary files.  *.h5 are generated by h5diff.  They should
diff --git a/tools/test/h5diff/testfiles/h5diff_454_ERR.err b/tools/test/h5diff/testfiles/h5diff_454_ERR.err
index 8fa1718..82802a1 100644
--- a/tools/test/h5diff/testfiles/h5diff_454_ERR.err
+++ b/tools/test/h5diff/testfiles/h5diff_454_ERR.err
@@ -1,4 +1,4 @@
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
diff --git a/tools/test/h5diff/testfiles/h5diff_454_ERR.txt b/tools/test/h5diff/testfiles/h5diff_454_ERR.txt
index de25a69..4501071 100644
--- a/tools/test/h5diff/testfiles/h5diff_454_ERR.txt
+++ b/tools/test/h5diff/testfiles/h5diff_454_ERR.txt
@@ -1,6 +1,6 @@
 Warning: </softlink_noexist> is a dangling link.
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
 EXIT CODE: 2
diff --git a/tools/test/h5diff/testfiles/h5diff_455_ERR.err b/tools/test/h5diff/testfiles/h5diff_455_ERR.err
index 8fa1718..82802a1 100644
--- a/tools/test/h5diff/testfiles/h5diff_455_ERR.err
+++ b/tools/test/h5diff/testfiles/h5diff_455_ERR.err
@@ -1,4 +1,4 @@
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
diff --git a/tools/test/h5diff/testfiles/h5diff_455_ERR.txt b/tools/test/h5diff/testfiles/h5diff_455_ERR.txt
index de25a69..4501071 100644
--- a/tools/test/h5diff/testfiles/h5diff_455_ERR.txt
+++ b/tools/test/h5diff/testfiles/h5diff_455_ERR.txt
@@ -1,6 +1,6 @@
 Warning: </softlink_noexist> is a dangling link.
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
 EXIT CODE: 2
diff --git a/tools/test/h5diff/testfiles/h5diff_457_ERR.err b/tools/test/h5diff/testfiles/h5diff_457_ERR.err
index 8fa1718..82802a1 100644
--- a/tools/test/h5diff/testfiles/h5diff_457_ERR.err
+++ b/tools/test/h5diff/testfiles/h5diff_457_ERR.err
@@ -1,4 +1,4 @@
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
diff --git a/tools/test/h5diff/testfiles/h5diff_457_ERR.txt b/tools/test/h5diff/testfiles/h5diff_457_ERR.txt
index 6594c9a..9d73750 100644
--- a/tools/test/h5diff/testfiles/h5diff_457_ERR.txt
+++ b/tools/test/h5diff/testfiles/h5diff_457_ERR.txt
@@ -1,6 +1,6 @@
 Warning: </ext_link_noexist1> is a dangling link.
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
 EXIT CODE: 2
diff --git a/tools/test/h5diff/testfiles/h5diff_458_ERR.err b/tools/test/h5diff/testfiles/h5diff_458_ERR.err
index 8fa1718..82802a1 100644
--- a/tools/test/h5diff/testfiles/h5diff_458_ERR.err
+++ b/tools/test/h5diff/testfiles/h5diff_458_ERR.err
@@ -1,4 +1,4 @@
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
diff --git a/tools/test/h5diff/testfiles/h5diff_458_ERR.txt b/tools/test/h5diff/testfiles/h5diff_458_ERR.txt
index 9a09c17..b084914 100644
--- a/tools/test/h5diff/testfiles/h5diff_458_ERR.txt
+++ b/tools/test/h5diff/testfiles/h5diff_458_ERR.txt
@@ -1,6 +1,6 @@
 Warning: </ext_link_noexist2> is a dangling link.
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
 EXIT CODE: 2
diff --git a/tools/test/h5diff/testfiles/h5diff_459_ERR.err b/tools/test/h5diff/testfiles/h5diff_459_ERR.err
index 8fa1718..82802a1 100644
--- a/tools/test/h5diff/testfiles/h5diff_459_ERR.err
+++ b/tools/test/h5diff/testfiles/h5diff_459_ERR.err
@@ -1,4 +1,4 @@
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
diff --git a/tools/test/h5diff/testfiles/h5diff_459_ERR.txt b/tools/test/h5diff/testfiles/h5diff_459_ERR.txt
index 6594c9a..9d73750 100644
--- a/tools/test/h5diff/testfiles/h5diff_459_ERR.txt
+++ b/tools/test/h5diff/testfiles/h5diff_459_ERR.txt
@@ -1,6 +1,6 @@
 Warning: </ext_link_noexist1> is a dangling link.
 H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
-  #000: (file name) line (number) in h5diff(): Error: treat dangling link as error
+  #000: (file name) line (number) in h5diff(): treat dangling link as error
     major: Failure in tools library
     minor: error in function
 EXIT CODE: 2
diff --git a/tools/test/h5diff/testfiles/h5diff_60.txt b/tools/test/h5diff/testfiles/h5diff_60.txt
index 938f279..dde17f6 100644
--- a/tools/test/h5diff/testfiles/h5diff_60.txt
+++ b/tools/test/h5diff/testfiles/h5diff_60.txt
@@ -2,8 +2,8 @@ dataset: </string1> and </string1>
 size:           [3x4]           [3x4]
 position        string1         string1         difference          
 ------------------------------------------------------------
-[ 1 0 ]            5            \000
-[ 1 1 ]            6            \000
+[ 1 0 ]            \000            5
+[ 1 1 ]            \000            6
 [ 1 2 ]            \000            7
 [ 1 3 ]            \000            8
 4 differences found
diff --git a/tools/test/h5diff/testfiles/h5diff_61.txt b/tools/test/h5diff/testfiles/h5diff_61.txt
index 1f238b1..5553d63 100644
--- a/tools/test/h5diff/testfiles/h5diff_61.txt
+++ b/tools/test/h5diff/testfiles/h5diff_61.txt
@@ -2,29 +2,29 @@ dataset: </string2> and </string2>
 size:           [20]           [20]
 position        string2         string2         difference          
 ------------------------------------------------------------
-[ 8 ]            9            e
-[ 8 ]                         f
-[ 8 ]                         9
-[ 9 ]            0            e
-[ 9 ]                         f
-[ 9 ]                         0
-[ 10 ]            1            e
-[ 10 ]                         f
-[ 10 ]                         1
-[ 11 ]            2            e
-[ 11 ]                         f
-[ 11 ]                         2
-[ 12 ]            e            3
-[ 12 ]            f             
-[ 12 ]            3             
-[ 13 ]            e            4
-[ 13 ]            f             
-[ 13 ]            4             
-[ 14 ]            e            5
-[ 14 ]            f             
-[ 14 ]            5             
-[ 15 ]            e            6
-[ 15 ]            f             
-[ 15 ]            6             
+[ 8 ]            e            9
+[ 8 ]            f             
+[ 8 ]            9             
+[ 9 ]            e            0
+[ 9 ]            f             
+[ 9 ]            0             
+[ 10 ]            e            1
+[ 10 ]            f             
+[ 10 ]            1             
+[ 11 ]            e            2
+[ 11 ]            f             
+[ 11 ]            2             
+[ 12 ]            3            e
+[ 12 ]                         f
+[ 12 ]                         3
+[ 13 ]            4            e
+[ 13 ]                         f
+[ 13 ]                         4
+[ 14 ]            5            e
+[ 14 ]                         f
+[ 14 ]                         5
+[ 15 ]            6            e
+[ 15 ]                         f
+[ 15 ]                         6
 24 differences found
 EXIT CODE: 1
diff --git a/tools/test/h5diff/testfiles/h5diff_62.txt b/tools/test/h5diff/testfiles/h5diff_62.txt
index 0cc0947..934f61e 100644
--- a/tools/test/h5diff/testfiles/h5diff_62.txt
+++ b/tools/test/h5diff/testfiles/h5diff_62.txt
@@ -2,36 +2,36 @@ dataset: </string3> and </string3>
 size:           [27]           [27]
 position        string3         string3         difference          
 ------------------------------------------------------------
-[ 12 ]            d            c
-[ 12 ]            2            d
-[ 12 ]            \000            2
-[ 13 ]            3            d
-[ 13 ]            \000            3
-[ 14 ]            b            a
-[ 14 ]            c            b
-[ 14 ]            d            c
-[ 14 ]            4            d
-[ 14 ]            \000            4
-[ 15 ]            c            b
-[ 15 ]            d            c
-[ 15 ]            5            d
-[ 15 ]            \000            5
-[ 16 ]            c            d
-[ 16 ]            d            6
-[ 16 ]            6            \000
-[ 17 ]            d            7
-[ 17 ]            7            \000
-[ 18 ]            a            b
-[ 18 ]            b            c
-[ 18 ]            c            d
-[ 18 ]            d            8
-[ 18 ]            8            \000
-[ 19 ]            b            c
-[ 19 ]            c            d
-[ 19 ]            d            9
-[ 19 ]            9            \000
-[ 24 ]            c            d
-[ 25 ]            c            d
-[ 26 ]            c            d
+[ 12 ]            c            d
+[ 12 ]            d            2
+[ 12 ]            2            \000
+[ 13 ]            d            3
+[ 13 ]            3            \000
+[ 14 ]            a            b
+[ 14 ]            b            c
+[ 14 ]            c            d
+[ 14 ]            d            4
+[ 14 ]            4            \000
+[ 15 ]            b            c
+[ 15 ]            c            d
+[ 15 ]            d            5
+[ 15 ]            5            \000
+[ 16 ]            d            c
+[ 16 ]            6            d
+[ 16 ]            \000            6
+[ 17 ]            7            d
+[ 17 ]            \000            7
+[ 18 ]            b            a
+[ 18 ]            c            b
+[ 18 ]            d            c
+[ 18 ]            8            d
+[ 18 ]            \000            8
+[ 19 ]            c            b
+[ 19 ]            d            c
+[ 19 ]            9            d
+[ 19 ]            \000            9
+[ 24 ]            d            c
+[ 25 ]            d            c
+[ 26 ]            d            c
 31 differences found
 EXIT CODE: 1
diff --git a/tools/test/h5diff/testfiles/h5diff_63.txt b/tools/test/h5diff/testfiles/h5diff_63.txt
index 043da16..6b46c18 100644
--- a/tools/test/h5diff/testfiles/h5diff_63.txt
+++ b/tools/test/h5diff/testfiles/h5diff_63.txt
@@ -2,9 +2,9 @@ dataset: </string4> and </string4>
 size:           [3]           [3]
 position        string4         string4         difference          
 ------------------------------------------------------------
-[ 1 ]            8             
-[ 1 ]            9             
-[ 2 ]                         8
-[ 2 ]                         9
+[ 1 ]                         8
+[ 1 ]                         9
+[ 2 ]            8             
+[ 2 ]            9             
 4 differences found
 EXIT CODE: 1
diff --git a/tools/test/h5diff/testfiles/h5diff_70.txt b/tools/test/h5diff/testfiles/h5diff_70.txt
index 0a6b0c0..efa34ea 100644
--- a/tools/test/h5diff/testfiles/h5diff_70.txt
+++ b/tools/test/h5diff/testfiles/h5diff_70.txt
@@ -11,79 +11,79 @@ attribute: <VLstring of </>> and <VLstring of </>>
 size:           [2]           [2]
 position        VLstring of </> VLstring of </> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </>> and <VLstring2D of </>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </> VLstring2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </>> and <VLstring3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </> VLstring3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </>> and <array of </>>
 size:           [2]           [2]
@@ -514,79 +514,79 @@ attribute: <string of </>> and <string of </>>
 size:           [2]           [2]
 position        string of </>   string of </>   difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </>> and <string2D of </>>
 size:           [3x2]           [3x2]
 position        string2D of </> string2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </>> and <string3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </> string3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </>> and <vlen of </>>
 size:           [2]           [2]
@@ -683,79 +683,79 @@ attribute: <VLstring of </dset>> and <VLstring of </dset>>
 size:           [2]           [2]
 position        VLstring of </dset> VLstring of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </dset>> and <VLstring2D of </dset>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </dset> VLstring2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </dset>> and <VLstring3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </dset> VLstring3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </dset>> and <array of </dset>>
 size:           [2]           [2]
@@ -1192,79 +1192,79 @@ attribute: <string of </dset>> and <string of </dset>>
 size:           [2]           [2]
 position        string of </dset> string of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </dset>> and <string2D of </dset>>
 size:           [3x2]           [3x2]
 position        string2D of </dset> string2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </dset>> and <string3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </dset> string3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </dset>> and <vlen of </dset>>
 size:           [2]           [2]
@@ -1360,79 +1360,79 @@ attribute: <VLstring of </g1>> and <VLstring of </g1>>
 size:           [2]           [2]
 position        VLstring of </g1> VLstring of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </g1>> and <VLstring2D of </g1>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </g1> VLstring2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </g1>> and <VLstring3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </g1> VLstring3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </g1>> and <array of </g1>>
 size:           [2]           [2]
@@ -1863,79 +1863,79 @@ attribute: <string of </g1>> and <string of </g1>>
 size:           [2]           [2]
 position        string of </g1> string of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </g1>> and <string2D of </g1>>
 size:           [3x2]           [3x2]
 position        string2D of </g1> string2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </g1>> and <string3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </g1> string3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </g1>> and <vlen of </g1>>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_700.txt b/tools/test/h5diff/testfiles/h5diff_700.txt
index 1cf71dd..851a407 100644
--- a/tools/test/h5diff/testfiles/h5diff_700.txt
+++ b/tools/test/h5diff/testfiles/h5diff_700.txt
@@ -13,79 +13,79 @@ attribute: <VLstring of </>> and <VLstring of </>>
 size:           [2]           [2]
 position        VLstring of </> VLstring of </> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </>> and <VLstring2D of </>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </> VLstring2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </>> and <VLstring3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </> VLstring3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </>> and <array of </>>
 size:           [2]           [2]
@@ -516,79 +516,79 @@ attribute: <string of </>> and <string of </>>
 size:           [2]           [2]
 position        string of </>   string of </>   difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </>> and <string2D of </>>
 size:           [3x2]           [3x2]
 position        string2D of </> string2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </>> and <string3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </> string3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </>> and <vlen of </>>
 size:           [2]           [2]
@@ -687,79 +687,79 @@ attribute: <VLstring of </dset>> and <VLstring of </dset>>
 size:           [2]           [2]
 position        VLstring of </dset> VLstring of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </dset>> and <VLstring2D of </dset>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </dset> VLstring2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </dset>> and <VLstring3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </dset> VLstring3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </dset>> and <array of </dset>>
 size:           [2]           [2]
@@ -1196,79 +1196,79 @@ attribute: <string of </dset>> and <string of </dset>>
 size:           [2]           [2]
 position        string of </dset> string of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </dset>> and <string2D of </dset>>
 size:           [3x2]           [3x2]
 position        string2D of </dset> string2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </dset>> and <string3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </dset> string3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </dset>> and <vlen of </dset>>
 size:           [2]           [2]
@@ -1366,79 +1366,79 @@ attribute: <VLstring of </g1>> and <VLstring of </g1>>
 size:           [2]           [2]
 position        VLstring of </g1> VLstring of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </g1>> and <VLstring2D of </g1>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </g1> VLstring2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </g1>> and <VLstring3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </g1> VLstring3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </g1>> and <array of </g1>>
 size:           [2]           [2]
@@ -1869,79 +1869,79 @@ attribute: <string of </g1>> and <string of </g1>>
 size:           [2]           [2]
 position        string of </g1> string of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </g1>> and <string2D of </g1>>
 size:           [3x2]           [3x2]
 position        string2D of </g1> string2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </g1>> and <string3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </g1> string3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </g1>> and <vlen of </g1>>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_701.txt b/tools/test/h5diff/testfiles/h5diff_701.txt
index 405ab2f..33f1a0f 100644
--- a/tools/test/h5diff/testfiles/h5diff_701.txt
+++ b/tools/test/h5diff/testfiles/h5diff_701.txt
@@ -45,79 +45,79 @@ attribute: <VLstring of </>> and <VLstring of </>>
 size:           [2]           [2]
 position        VLstring of </> VLstring of </> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </>> and <VLstring2D of </>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </> VLstring2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </>> and <VLstring3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </> VLstring3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </>> and <array of </>>
 size:           [2]           [2]
@@ -548,79 +548,79 @@ attribute: <string of </>> and <string of </>>
 size:           [2]           [2]
 position        string of </>   string of </>   difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </>> and <string2D of </>>
 size:           [3x2]           [3x2]
 position        string2D of </> string2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </>> and <string3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </> string3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </>> and <vlen of </>>
 size:           [2]           [2]
@@ -754,79 +754,79 @@ attribute: <VLstring of </dset>> and <VLstring of </dset>>
 size:           [2]           [2]
 position        VLstring of </dset> VLstring of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </dset>> and <VLstring2D of </dset>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </dset> VLstring2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </dset>> and <VLstring3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </dset> VLstring3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </dset>> and <array of </dset>>
 size:           [2]           [2]
@@ -1263,79 +1263,79 @@ attribute: <string of </dset>> and <string of </dset>>
 size:           [2]           [2]
 position        string of </dset> string of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </dset>> and <string2D of </dset>>
 size:           [3x2]           [3x2]
 position        string2D of </dset> string2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </dset>> and <string3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </dset> string3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </dset>> and <vlen of </dset>>
 size:           [2]           [2]
@@ -1465,79 +1465,79 @@ attribute: <VLstring of </g1>> and <VLstring of </g1>>
 size:           [2]           [2]
 position        VLstring of </g1> VLstring of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </g1>> and <VLstring2D of </g1>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </g1> VLstring2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </g1>> and <VLstring3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </g1> VLstring3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </g1>> and <array of </g1>>
 size:           [2]           [2]
@@ -1968,79 +1968,79 @@ attribute: <string of </g1>> and <string of </g1>>
 size:           [2]           [2]
 position        string of </g1> string of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </g1>> and <string2D of </g1>>
 size:           [3x2]           [3x2]
 position        string2D of </g1> string2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </g1>> and <string3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </g1> string3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </g1>> and <vlen of </g1>>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_702.txt b/tools/test/h5diff/testfiles/h5diff_702.txt
index 1cf71dd..851a407 100644
--- a/tools/test/h5diff/testfiles/h5diff_702.txt
+++ b/tools/test/h5diff/testfiles/h5diff_702.txt
@@ -13,79 +13,79 @@ attribute: <VLstring of </>> and <VLstring of </>>
 size:           [2]           [2]
 position        VLstring of </> VLstring of </> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </>> and <VLstring2D of </>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </> VLstring2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </>> and <VLstring3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </> VLstring3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </>> and <array of </>>
 size:           [2]           [2]
@@ -516,79 +516,79 @@ attribute: <string of </>> and <string of </>>
 size:           [2]           [2]
 position        string of </>   string of </>   difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </>> and <string2D of </>>
 size:           [3x2]           [3x2]
 position        string2D of </> string2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </>> and <string3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </> string3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </>> and <vlen of </>>
 size:           [2]           [2]
@@ -687,79 +687,79 @@ attribute: <VLstring of </dset>> and <VLstring of </dset>>
 size:           [2]           [2]
 position        VLstring of </dset> VLstring of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </dset>> and <VLstring2D of </dset>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </dset> VLstring2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </dset>> and <VLstring3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </dset> VLstring3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </dset>> and <array of </dset>>
 size:           [2]           [2]
@@ -1196,79 +1196,79 @@ attribute: <string of </dset>> and <string of </dset>>
 size:           [2]           [2]
 position        string of </dset> string of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </dset>> and <string2D of </dset>>
 size:           [3x2]           [3x2]
 position        string2D of </dset> string2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </dset>> and <string3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </dset> string3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </dset>> and <vlen of </dset>>
 size:           [2]           [2]
@@ -1366,79 +1366,79 @@ attribute: <VLstring of </g1>> and <VLstring of </g1>>
 size:           [2]           [2]
 position        VLstring of </g1> VLstring of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </g1>> and <VLstring2D of </g1>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </g1> VLstring2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </g1>> and <VLstring3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </g1> VLstring3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </g1>> and <array of </g1>>
 size:           [2]           [2]
@@ -1869,79 +1869,79 @@ attribute: <string of </g1>> and <string of </g1>>
 size:           [2]           [2]
 position        string of </g1> string of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </g1>> and <string2D of </g1>>
 size:           [3x2]           [3x2]
 position        string2D of </g1> string2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </g1>> and <string3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </g1> string3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </g1>> and <vlen of </g1>>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_703.txt b/tools/test/h5diff/testfiles/h5diff_703.txt
index 405ab2f..33f1a0f 100644
--- a/tools/test/h5diff/testfiles/h5diff_703.txt
+++ b/tools/test/h5diff/testfiles/h5diff_703.txt
@@ -45,79 +45,79 @@ attribute: <VLstring of </>> and <VLstring of </>>
 size:           [2]           [2]
 position        VLstring of </> VLstring of </> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </>> and <VLstring2D of </>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </> VLstring2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </>> and <VLstring3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </> VLstring3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </>> and <array of </>>
 size:           [2]           [2]
@@ -548,79 +548,79 @@ attribute: <string of </>> and <string of </>>
 size:           [2]           [2]
 position        string of </>   string of </>   difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </>> and <string2D of </>>
 size:           [3x2]           [3x2]
 position        string2D of </> string2D of </> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </>> and <string3D of </>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </> string3D of </> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </>> and <vlen of </>>
 size:           [2]           [2]
@@ -754,79 +754,79 @@ attribute: <VLstring of </dset>> and <VLstring of </dset>>
 size:           [2]           [2]
 position        VLstring of </dset> VLstring of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </dset>> and <VLstring2D of </dset>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </dset> VLstring2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </dset>> and <VLstring3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </dset> VLstring3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </dset>> and <array of </dset>>
 size:           [2]           [2]
@@ -1263,79 +1263,79 @@ attribute: <string of </dset>> and <string of </dset>>
 size:           [2]           [2]
 position        string of </dset> string of </dset> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </dset>> and <string2D of </dset>>
 size:           [3x2]           [3x2]
 position        string2D of </dset> string2D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </dset>> and <string3D of </dset>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </dset> string3D of </dset> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </dset>> and <vlen of </dset>>
 size:           [2]           [2]
@@ -1465,79 +1465,79 @@ attribute: <VLstring of </g1>> and <VLstring of </g1>>
 size:           [2]           [2]
 position        VLstring of </g1> VLstring of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <VLstring2D of </g1>> and <VLstring2D of </g1>>
 size:           [3x2]           [3x2]
 position        VLstring2D of </g1> VLstring2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <VLstring3D of </g1>> and <VLstring3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D of </g1> VLstring3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <array of </g1>> and <array of </g1>>
 size:           [2]           [2]
@@ -1968,79 +1968,79 @@ attribute: <string of </g1>> and <string of </g1>>
 size:           [2]           [2]
 position        string of </g1> string of </g1> difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 attribute: <string2D of </g1>> and <string2D of </g1>>
 size:           [3x2]           [3x2]
 position        string2D of </g1> string2D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 attribute: <string3D of </g1>> and <string3D of </g1>>
 size:           [4x3x2]           [4x3x2]
 position        string3D of </g1> string3D of </g1> difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 attribute: <vlen of </g1>> and <vlen of </g1>>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_80.txt b/tools/test/h5diff/testfiles/h5diff_80.txt
index 836e073..b223eed 100644
--- a/tools/test/h5diff/testfiles/h5diff_80.txt
+++ b/tools/test/h5diff/testfiles/h5diff_80.txt
@@ -59,79 +59,79 @@ dataset: </g1/VLstring> and </g1/VLstring>
 size:           [2]           [2]
 position        VLstring        VLstring        difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 dataset: </g1/VLstring2D> and </g1/VLstring2D>
 size:           [3x2]           [3x2]
 position        VLstring2D      VLstring2D      difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 dataset: </g1/VLstring3D> and </g1/VLstring3D>
 size:           [4x3x2]           [4x3x2]
 position        VLstring3D      VLstring3D      difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 dataset: </g1/array> and </g1/array>
 size:           [2]           [2]
@@ -702,79 +702,79 @@ dataset: </g1/string> and </g1/string>
 size:           [2]           [2]
 position        string          string          difference          
 ------------------------------------------------------------
-[ 0 ]            a            z
-[ 0 ]            b            z
-[ 1 ]            d            z
-[ 1 ]            e            z
+[ 0 ]            z            a
+[ 0 ]            z            b
+[ 1 ]            z            d
+[ 1 ]            z            e
 4 differences found
 dataset: </g1/string2D> and </g1/string2D>
 size:           [3x2]           [3x2]
 position        string2D        string2D        difference          
 ------------------------------------------------------------
-[ 0 0 ]            a            z
-[ 0 0 ]            b            z
-[ 0 1 ]            c            z
-[ 0 1 ]            d            z
-[ 1 0 ]            e            z
-[ 1 0 ]            f            z
-[ 1 1 ]            g            z
-[ 1 1 ]            h            z
-[ 2 0 ]            i            z
-[ 2 0 ]            j            z
-[ 2 1 ]            k            z
-[ 2 1 ]            l            z
+[ 0 0 ]            z            a
+[ 0 0 ]            z            b
+[ 0 1 ]            z            c
+[ 0 1 ]            z            d
+[ 1 0 ]            z            e
+[ 1 0 ]            z            f
+[ 1 1 ]            z            g
+[ 1 1 ]            z            h
+[ 2 0 ]            z            i
+[ 2 0 ]            z            j
+[ 2 1 ]            z            k
+[ 2 1 ]            z            l
 12 differences found
 dataset: </g1/string3D> and </g1/string3D>
 size:           [4x3x2]           [4x3x2]
 position        string3D        string3D        difference          
 ------------------------------------------------------------
-[ 0 0 0 ]            a            z
-[ 0 0 0 ]            b            z
-[ 0 0 1 ]            c            z
-[ 0 0 1 ]            d            z
-[ 0 1 0 ]            e            z
-[ 0 1 0 ]            f            z
-[ 0 1 1 ]            g            z
-[ 0 1 1 ]            h            z
-[ 0 2 0 ]            i            z
-[ 0 2 0 ]            j            z
-[ 0 2 1 ]            k            z
-[ 0 2 1 ]            l            z
-[ 1 0 0 ]            m            z
-[ 1 0 0 ]            n            z
-[ 1 0 1 ]            p            z
-[ 1 0 1 ]            q            z
-[ 1 1 0 ]            r            z
-[ 1 1 0 ]            s            z
-[ 1 1 1 ]            t            z
-[ 1 1 1 ]            u            z
-[ 1 2 0 ]            v            z
-[ 1 2 0 ]            w            z
-[ 1 2 1 ]            x            z
-[ 2 0 0 ]            A            z
-[ 2 0 0 ]            B            z
-[ 2 0 1 ]            C            z
-[ 2 0 1 ]            D            z
-[ 2 1 0 ]            E            z
-[ 2 1 0 ]            F            z
-[ 2 1 1 ]            G            z
-[ 2 1 1 ]            H            z
-[ 2 2 0 ]            I            z
-[ 2 2 0 ]            J            z
-[ 2 2 1 ]            K            z
-[ 2 2 1 ]            L            z
-[ 3 0 0 ]            M            z
-[ 3 0 0 ]            N            z
-[ 3 0 1 ]            P            z
-[ 3 0 1 ]            Q            z
-[ 3 1 0 ]            R            z
-[ 3 1 0 ]            S            z
-[ 3 1 1 ]            T            z
-[ 3 1 1 ]            U            z
-[ 3 2 0 ]            V            z
-[ 3 2 0 ]            W            z
-[ 3 2 1 ]            X            z
-[ 3 2 1 ]            Z            z
+[ 0 0 0 ]            z            a
+[ 0 0 0 ]            z            b
+[ 0 0 1 ]            z            c
+[ 0 0 1 ]            z            d
+[ 0 1 0 ]            z            e
+[ 0 1 0 ]            z            f
+[ 0 1 1 ]            z            g
+[ 0 1 1 ]            z            h
+[ 0 2 0 ]            z            i
+[ 0 2 0 ]            z            j
+[ 0 2 1 ]            z            k
+[ 0 2 1 ]            z            l
+[ 1 0 0 ]            z            m
+[ 1 0 0 ]            z            n
+[ 1 0 1 ]            z            p
+[ 1 0 1 ]            z            q
+[ 1 1 0 ]            z            r
+[ 1 1 0 ]            z            s
+[ 1 1 1 ]            z            t
+[ 1 1 1 ]            z            u
+[ 1 2 0 ]            z            v
+[ 1 2 0 ]            z            w
+[ 1 2 1 ]            z            x
+[ 2 0 0 ]            z            A
+[ 2 0 0 ]            z            B
+[ 2 0 1 ]            z            C
+[ 2 0 1 ]            z            D
+[ 2 1 0 ]            z            E
+[ 2 1 0 ]            z            F
+[ 2 1 1 ]            z            G
+[ 2 1 1 ]            z            H
+[ 2 2 0 ]            z            I
+[ 2 2 0 ]            z            J
+[ 2 2 1 ]            z            K
+[ 2 2 1 ]            z            L
+[ 3 0 0 ]            z            M
+[ 3 0 0 ]            z            N
+[ 3 0 1 ]            z            P
+[ 3 0 1 ]            z            Q
+[ 3 1 0 ]            z            R
+[ 3 1 0 ]            z            S
+[ 3 1 1 ]            z            T
+[ 3 1 1 ]            z            U
+[ 3 2 0 ]            z            V
+[ 3 2 0 ]            z            W
+[ 3 2 1 ]            z            X
+[ 3 2 1 ]            z            Z
 47 differences found
 dataset: </g1/vlen> and </g1/vlen>
 size:           [2]           [2]
diff --git a/tools/test/h5diff/testfiles/h5diff_udfail.txt b/tools/test/h5diff/testfiles/h5diff_udfail.txt
index c154c6b..d51de38 100644
--- a/tools/test/h5diff/testfiles/h5diff_udfail.txt
+++ b/tools/test/h5diff/testfiles/h5diff_udfail.txt
@@ -8,5 +8,5 @@ group  : </> and </>
 0 differences found
 dataset: </dynlibud> and </dynlibud>
 0 differences found
-warning: dataset </dynlibud> cannot be read, user defined filter is not available
+Warning: dataset </dynlibud> cannot be read, user defined filter is not available
 EXIT CODE: 2
diff --git a/tools/test/h5dump/Makefile.am b/tools/test/h5dump/Makefile.am
index 1454987..a7a2bcb 100644
--- a/tools/test/h5dump/Makefile.am
+++ b/tools/test/h5dump/Makefile.am
@@ -41,10 +41,7 @@ if HAVE_SHARED_CONDITIONAL
   # Build it as shared library if configure is enabled for shared library.
   noinst_LTLIBRARIES=libdynlibdump.la
   libdynlibdump_la_SOURCES=dynlib_dump.c
-  libdynlibdump_la_LDFLAGS = -avoid-version -module -shared -export-dynamic -rpath /nowhere
-
-  libdynlibdump.la: $(libdynlibdump_la_OBJECTS) $(libdynlibdump_la_DEPENDENCIES) $(EXTRA_libdynlibdump_la_DEPENDENCIES)
-	$(AM_V_CCLD)$(libdynlibdump_la_LINK) $(am_libdynlibdump_la_rpath) $(libdynlibdump_la_OBJECTS) $(libdynlibdump_la_LIBADD) 
+  libdynlibdump_la_LDFLAGS=$(AM_LDFLAGS) -avoid-version -module -shared -export-dynamic -rpath /nowhere
 endif
 
 # Temporary files.  *.h5 are generated by h5dumpgentest.  They should
diff --git a/tools/test/h5format_convert/CMakeTests.cmake b/tools/test/h5format_convert/CMakeTests.cmake
index 4af220b..2240813 100644
--- a/tools/test/h5format_convert/CMakeTests.cmake
+++ b/tools/test/h5format_convert/CMakeTests.cmake
@@ -47,6 +47,7 @@
       old_h5fc_ext2_sf.ddl
       old_h5fc_ext3_isf.ddl
       h5fc_v_err.ddl
+      h5fc_v_err.ddl.err
   )
   set (HDF5_REFERENCE_TEST_FILES
       h5fc_non_v3.h5
@@ -140,6 +141,62 @@
     endif ()
   endmacro ()
 
+  macro (ADD_H5_MASK_OUTPUT testname resultfile resultcode testfile)
+    # If using memchecker add tests without using scripts
+    if (NOT HDF5_ENABLE_USING_MEMCHECKER)
+      add_test (
+          NAME H5FC-${testname}-clear-objects
+          COMMAND    ${CMAKE_COMMAND}
+              -E remove
+              ./testfiles/outtmp.h5
+              ./testfiles/${testname}.out
+              ./testfiles/${testname}.out.err
+      )
+      if (NOT "${last_test}" STREQUAL "")
+        set_tests_properties (H5FC-${testname}-clear-objects PROPERTIES DEPENDS ${last_test})
+      endif ()
+      if (NOT "${testfile}" STREQUAL "")
+          add_test (
+              NAME H5FC-${testname}-${testfile}-tmpfile
+              COMMAND    ${CMAKE_COMMAND}
+                  -E copy_if_different ${HDF5_TOOLS_TEST_H5FC_SOURCE_DIR}/testfiles/${testfile} ./testfiles/outtmp.h5
+          )
+          set_tests_properties (H5FC-${testname}-${testfile}-tmpfile PROPERTIES DEPENDS "H5FC-${testname}-clear-objects")
+          add_test (
+              NAME H5FC-${testname}-${testfile}
+              COMMAND "${CMAKE_COMMAND}"
+                  -D "TEST_PROGRAM=$<TARGET_FILE:h5format_convert>"
+                  -D "TEST_ARGS=${ARGN};outtmp.h5"
+                  -D "TEST_FOLDER=${PROJECT_BINARY_DIR}/testfiles"
+                  -D "TEST_OUTPUT=${testname}.out"
+                  -D "TEST_EXPECT=${resultcode}"
+                  -D "TEST_REFERENCE=${resultfile}"
+                  -D "TEST_ERRREF=${resultfile}.err"
+                  -D "TEST_MASK_ERROR=true"
+                  -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+          )
+          set_tests_properties (H5FC-${testname}-${testfile} PROPERTIES DEPENDS "H5FC-${testname}-${testfile}-tmpfile")
+          set (last_test "H5FC-${testname}-${testfile}")
+      else ()
+          add_test (
+              NAME H5FC-${testname}-NA
+              COMMAND "${CMAKE_COMMAND}"
+                  -D "TEST_PROGRAM=$<TARGET_FILE:h5format_convert>"
+                  -D "TEST_ARGS=${ARGN}"
+                  -D "TEST_FOLDER=${PROJECT_BINARY_DIR}/testfiles"
+                  -D "TEST_OUTPUT=${testname}.out"
+                  -D "TEST_EXPECT=${resultcode}"
+                  -D "TEST_REFERENCE=${resultfile}"
+                  -D "TEST_ERRREF=${resultfile}.err"
+                  -D "TEST_MASK_ERROR=true"
+                  -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
+          )
+          set_tests_properties (H5FC-${testname}-NA PROPERTIES DEPENDS "H5FC-${testname}-clear-objects")
+          set (last_test "H5FC-${testname}-NA")
+      endif ()
+    endif ()
+  endmacro ()
+
   macro (ADD_H5_TEST testname resultcode testfile)
     # If using memchecker add tests without using scripts
     if (NOT HDF5_ENABLE_USING_MEMCHECKER)
@@ -391,7 +448,7 @@
 #
 #
 # h5format_convert -v h5fc_err_level.h5 (error encountered in converting the dataset)
-  ADD_H5_OUTPUT (h5fc_v_err h5fc_v_err.ddl 1 h5fc_err_level.h5 -v)
+  ADD_H5_MASK_OUTPUT (h5fc_v_err h5fc_v_err.ddl 1 h5fc_err_level.h5 -v)
 #
 #
 #
diff --git a/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl b/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl
index b671db0..0b7d0ac 100644
--- a/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl
+++ b/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl
@@ -10,4 +10,3 @@ Dataset's chunk indexing type is not version 1 B-tree
 Converting the dataset...
 Error encountered
 Close the file
-h5format_convert error: unable to downgrade dataset "/DSET_ERR"
diff --git a/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl.err b/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl.err
new file mode 100644
index 0000000..d85a999
--- /dev/null
+++ b/tools/test/h5format_convert/testfiles/h5fc_v_err.ddl.err
@@ -0,0 +1,8 @@
+h5format_convert error: unable to downgrade dataset "/DSET_ERR"
+H5tools-DIAG: Error detected in HDF5:tools (version (number)) thread (IDs):
+  #000: (file name) line (number) in h5trav_visit(): traverse failed
+    major: Failure in tools library
+    minor: error in function
+  #001: (file name) line (number) in traverse(): H5Lvisit_by_name failed
+    major: Failure in tools library
+    minor: error in function
diff --git a/tools/test/h5format_convert/testh5fc.sh.in b/tools/test/h5format_convert/testh5fc.sh.in
index c3056e8..585d389 100644
--- a/tools/test/h5format_convert/testh5fc.sh.in
+++ b/tools/test/h5format_convert/testh5fc.sh.in
@@ -32,8 +32,8 @@ EXIT_FAILURE=1
 FORMCONV=../../src/h5format_convert/h5format_convert       # The tool name
 FORMCONV_BIN=`pwd`/$FORMCONV    # The path of the tool binary
 
-CHK_IDX=h5fc_chk_idx		# The program name
-CHK_IDX_BIN=`pwd`/$CHK_IDX    	# The program to verify the chunk indexing type is v1 B-tree
+CHK_IDX=h5fc_chk_idx        # The program name
+CHK_IDX_BIN=`pwd`/$CHK_IDX        # The program to verify the chunk indexing type is v1 B-tree
 
 RM='rm -rf'
 CMP='cmp -s'
@@ -131,6 +131,7 @@ $SRC_H5FORMCONV_TESTFILES/old_h5fc_ext2_is.ddl
 $SRC_H5FORMCONV_TESTFILES/old_h5fc_ext2_sf.ddl
 $SRC_H5FORMCONV_TESTFILES/old_h5fc_ext3_isf.ddl
 $SRC_H5FORMCONV_TESTFILES/h5fc_v_err.ddl
+$SRC_H5FORMCONV_TESTFILES/h5fc_v_err.ddl.err
 "
 
 #
@@ -154,10 +155,10 @@ COPY_TESTFILES_TO_TESTDIR()
             INODE_SDIR=`$LS -i -d $SDIR | $AWK -F' ' '{print $1}'`
             INODE_DDIR=`$LS -i -d $TESTDIR | $AWK -F' ' '{print $1}'`
             if [ "$INODE_SDIR" != "$INODE_DDIR" ]; then
-    	        $CP -f $tstfile $TESTDIR
+                $CP -f $tstfile $TESTDIR
                 if [ $? -ne 0 ]; then
                     echo "Error: FAILED to copy $tstfile ."
-                
+
                     # Comment out this to CREATE expected file
                     exit $EXIT_FAILURE
                 fi
@@ -177,7 +178,7 @@ CLEAN_TESTFILES_AND_TESTDIR()
     if [ "$INODE_SDIR" != "$INODE_DDIR" ]; then
         $RM $TESTDIR
     else
-	$RM $TESTDIR/$TMPFILE
+    $RM $TESTDIR/$TMPFILE
         $RM $TESTDIR/$TMPOUTFILE
         $RM $TESTDIR/$TMPCHKFILE
         $RM $TESTDIR/$TMPDMPFILE
@@ -201,13 +202,13 @@ TESTING() {
 # non-zero value.
 #
 # $1: expected output
-# $2: the test file name 
-#	--fname might be empty or fname does not exist
-#	--fname is copied to a temporary file for testing
+# $2: the test file name
+#    --fname might be empty or fname does not exist
+#    --fname is copied to a temporary file for testing
 # $3 to at most $6--options to the tool such as:
-# 	-d dname or --dname=dname 
-# 	-v or --verbose
-# 	-n or --noop
+#     -d dname or --dname=dname
+#     -v or --verbose
+#     -n or --noop
 TOOLTEST_OUT() {
     # Prepare expected and actual output
     expect="$TESTDIR/$1"
@@ -220,15 +221,15 @@ TOOLTEST_OUT() {
     $RM $TESTDIR/$TMPOUTFILE
     TFILE=$2
     if [ ! -z "$2" ] && [ -e $TESTDIR/$2 ] ; then
-	$CP $TESTDIR/$2 $TESTDIR/$TMPOUTFILE
-	TFILE=$TMPOUTFILE
+    $CP $TESTDIR/$2 $TESTDIR/$TMPOUTFILE
+    TFILE=$TMPOUTFILE
     fi
 
     # Run test.
     TESTING $FORMCONV $3 $4 $5 $6 $2
     (
-	cd $TESTDIR
-	$RUNSERIAL $FORMCONV_BIN $3 $4 $5 $6 $TFILE
+    cd $TESTDIR
+    $RUNSERIAL $FORMCONV_BIN $3 $4 $5 $6 $TFILE
     ) >$actual 2>$actual_err
     cp $actual $actual_sav
     cp $actual_err $actual_err_sav
@@ -239,20 +240,81 @@ TOOLTEST_OUT() {
 
     # Clean up output file
     if test -z "$HDF5_NOCLEANUP"; then
-	$RM $actual $actual_err
-	$RM $actual $actual_err $actual_sav $actual_err_sav
+    $RM $actual $actual_err
+    $RM $actual $actual_err $actual_sav $actual_err_sav
+    fi
+}
+# Same as TOOLTEST_OUT  but filters error stack output and compares to an error file
+TOOLTEST_MASK_OUT() {
+    # Prepare expected and actual output
+    expect="$TESTDIR/$1"
+    expect_err="$TESTDIR/$1.err"
+    actual_ext="$TESTDIR/$1.ext"
+    actual="$TESTDIR/`basename $1 .ddl`.out"
+    actual_err="$TESTDIR/`basename $1 .ddl`.err"
+    actual_sav=${actual}-sav
+    actual_err_sav=${actual_err}-sav
+
+    # Prepare the test file
+    $RM $TESTDIR/$TMPOUTFILE
+    TFILE=$2
+    if [ ! -z "$2" ] && [ -e $TESTDIR/$2 ] ; then
+    $CP $TESTDIR/$2 $TESTDIR/$TMPOUTFILE
+    TFILE=$TMPOUTFILE
+    fi
+
+    # Run test.
+    TESTING $FORMCONV $3 $4 $5 $6 $2
+    (
+    cd $TESTDIR
+    $RUNSERIAL $FORMCONV_BIN $3 $4 $5 $6 $TFILE
+    ) >$actual 2>$actual_err
+    cp $actual $actual_sav
+    cp $actual_err $actual_err_sav
+    STDERR_FILTER $actual_err
+
+    # Extract file name, line number, version and thread IDs because they may be different
+    sed -e 's/thread [0-9]*/thread (IDs)/' -e 's/: .*\.c /: (file name) /' \
+        -e 's/line [0-9]*/line (number)/' \
+        -e 's/v[1-9]*\.[0-9]*\./version (number)\./' \
+        -e 's/[1-9]*\.[0-9]*\.[0-9]*[^)]*/version (number)/' \
+        -e 's/H5Eget_auto[1-2]*/H5Eget_auto(1 or 2)/' \
+        -e 's/H5Eset_auto[1-2]*/H5Eset_auto(1 or 2)/' \
+     $actual_err > $actual_ext
+
+    # Compare output
+    if $CMP $expect $actual; then
+      if $CMP $expect_err $actual_ext; then
+        echo " PASSED"
+      else
+        echo "*FAILED*"
+        echo "    Expected result (*.err) differs from actual result (*.oerr)"
+        nerrors="`expr $nerrors + 1`"
+        test yes = "$verbose" && $DIFF $expect_err $actual_ext |sed 's/^/    /'
+      fi
+    else
+        echo "*FAILED*"
+        echo "    Expected result (*.ddl) differs from actual result (*.out)"
+        nerrors="`expr $nerrors + 1`"
+        test yes = "$verbose" && $DIFF $expect $actual |sed 's/^/    /'
+    fi
+
+    # Clean up output file
+    if test -z "$HDF5_NOCLEANUP"; then
+    $RM $actual $actual_err
+    $RM $actual $actual_err $actual_sav $actual_err_sav
     fi
 }
 
-# To check that the tool exits success, no output 
+# To check that the tool exits success, no output
 # Assume all short options
-# $1 is the test file name 
-#	--fname exists
-#	--fname is copied to a temporary file for testing
-# $2 is the temporary file name 
+# $1 is the test file name
+#    --fname exists
+#    --fname is copied to a temporary file for testing
+# $2 is the temporary file name
 # $3 to at most $5--options to the tool such as:
-# 	-d dname
-# 	-n
+#     -d dname
+#     -n
 TOOLTEST() {
     TESTING $FORMCONV $3 $4 $5 $1
     $RM $TESTDIR/$2
@@ -260,11 +322,11 @@ TOOLTEST() {
     $RUNSERIAL $FORMCONV_BIN $3 $4 $5 $TESTDIR/$2
     exitcode=$?
     if [ $exitcode -ne 0 ]; then
-	echo "*FAILED*"
-	echo "    The tool exits failure"
-	nerrors="`expr $nerrors + 1`"
+    echo "*FAILED*"
+    echo "    The tool exits failure"
+    nerrors="`expr $nerrors + 1`"
     else
-	echo " PASSED"
+    echo " PASSED"
     fi
 }
 
@@ -280,11 +342,11 @@ IDX_CHECK() {
     $RUNSERIAL $CHK_IDX_BIN $TESTDIR/$TMPCHKFILE $1
     ret=$?
     if [ $ret -eq 0 ]; then
-	echo " PASSED"
+    echo " PASSED"
     else
-	echo "*FAILED*"
-	echo "    The chunk indexing type is not correct"
-	nerrors="`expr $nerrors + 1`"
+    echo "*FAILED*"
+    echo "    The chunk indexing type is not correct"
+    nerrors="`expr $nerrors + 1`"
     fi
 }
 
@@ -317,7 +379,7 @@ H5DUMP_CHECK() {
 
     # Clean up output file
     if test -z "$HDF5_NOCLEANUP"; then
-	$RM $actual $actual_err
+    $RM $actual $actual_err
     fi
 }
 
@@ -326,12 +388,12 @@ SKIP() {
     TESTING $STAT $@
     echo  " -SKIP-"
 }
-  
+
 
 
 ##############################################################################
 ##############################################################################
-###			  T H E   T E S T S                                ###
+###              T H E   T E S T S                                ###
 ##############################################################################
 ##############################################################################
 # prepare for test
@@ -377,7 +439,7 @@ TOOLTEST_OUT h5fc_v_n_all.ddl h5fc_non_v3.h5 -v -n
 #
 #
 # h5format_convert -v h5fc_err_level.h5 (error encountered in converting the dataset)
-TOOLTEST_OUT h5fc_v_err.ddl h5fc_err_level.h5 -v
+TOOLTEST_MASK_OUT h5fc_v_err.ddl h5fc_err_level.h5 -v
 #
 #
 #
@@ -436,7 +498,7 @@ TOOLTEST h5fc_non_v3.h5 $TMPFILE -n
 #
 # No output from tests: just check exit code
 # h5format_convert h5fc_non_v3.h5
-# 1) convert all datasets 
+# 1) convert all datasets
 # 2) verify indexing types
 TOOLTEST h5fc_non_v3.h5 $TMPCHKFILE
 IDX_CHECK /DSET_NDATA_EA
diff --git a/tools/test/h5ls/Makefile.am b/tools/test/h5ls/Makefile.am
index ec8b8c3..f5ec0f7 100644
--- a/tools/test/h5ls/Makefile.am
+++ b/tools/test/h5ls/Makefile.am
@@ -38,10 +38,7 @@ if HAVE_SHARED_CONDITIONAL
   # Build it as shared library if configure is enabled for shared library.
   noinst_LTLIBRARIES=libdynlibls.la
   libdynlibls_la_SOURCES=dynlib_ls.c
-  libdynlibls_la_LDFLAGS = -avoid-version -module -shared -export-dynamic -rpath /nowhere
-
-  libdynlibls.la: $(libdynlibls_la_OBJECTS) $(libdynlibls_la_DEPENDENCIES) $(EXTRA_libdynlibls_la_DEPENDENCIES)
-	$(AM_V_CCLD)$(libdynlibls_la_LINK) $(am_libdynlibls_la_rpath) $(libdynlibls_la_OBJECTS) $(libdynlibls_la_LIBADD)
+  libdynlibls_la_LDFLAGS=$(AM_LDFLAGS) -avoid-version -module -shared -export-dynamic -rpath /nowhere
 endif
 
 
diff --git a/tools/test/h5repack/CMakeTests.cmake b/tools/test/h5repack/CMakeTests.cmake
index 559dd88..13ebd17 100644
--- a/tools/test/h5repack/CMakeTests.cmake
+++ b/tools/test/h5repack/CMakeTests.cmake
@@ -275,12 +275,12 @@
       endif ()
       add_test (
           NAME H5REPACK-${testname}
-          COMMAND $<TARGET_FILE:h5repack> ${ARGN} ${PROJECT_BINARY_DIR}/testfiles/${testfile} ${PROJECT_BINARY_DIR}/testfiles/out-${testname}.${testfile}
+          COMMAND $<TARGET_FILE:h5repack> --enable-error-stack ${ARGN} ${PROJECT_BINARY_DIR}/testfiles/${testfile} ${PROJECT_BINARY_DIR}/testfiles/out-${testname}.${testfile}
       )
       set_tests_properties (H5REPACK-${testname} PROPERTIES DEPENDS H5REPACK-${testname}-clear-objects)
       add_test (
           NAME H5REPACK-${testname}_DFF
-          COMMAND $<TARGET_FILE:h5diff> ${PROJECT_BINARY_DIR}/testfiles/${testfile} ${PROJECT_BINARY_DIR}/testfiles/out-${testname}.${testfile}
+          COMMAND $<TARGET_FILE:h5diff> --enable-error-stack ${PROJECT_BINARY_DIR}/testfiles/${testfile} ${PROJECT_BINARY_DIR}/testfiles/out-${testname}.${testfile}
       )
       set_tests_properties (H5REPACK-${testname}_DFF PROPERTIES DEPENDS H5REPACK-${testname})
     endif ()
diff --git a/tools/test/h5repack/Makefile.am b/tools/test/h5repack/Makefile.am
index d4dc843..ce7cad4 100644
--- a/tools/test/h5repack/Makefile.am
+++ b/tools/test/h5repack/Makefile.am
@@ -48,13 +48,8 @@ if HAVE_SHARED_CONDITIONAL
   noinst_LTLIBRARIES=libdynlibadd.la libdynlibvers.la
   libdynlibadd_la_SOURCES=dynlib_rpk.c
   libdynlibvers_la_SOURCES=dynlib_vrpk.c
-  libdynlibadd_la_LDFLAGS = -avoid-version -module -shared -export-dynamic -rpath /nowhere
-  libdynlibvers_la_LDFLAGS = -avoid-version -module -shared -export-dynamic -rpath /nowhere
-
-  libdynlibadd.la: $(libdynlibadd_la_OBJECTS) $(libdynlibadd_la_DEPENDENCIES) $(EXTRA_libdynlibadd_la_DEPENDENCIES)
-	$(AM_V_CCLD)$(libdynlibadd_la_LINK) $(am_libdynlibadd_la_rpath) $(libdynlibadd_la_OBJECTS) $(libdynlibadd_la_LIBADD) 
-  libdynlibvers.la: $(libdynlibvers_la_OBJECTS) $(libdynlibvers_la_DEPENDENCIES) $(EXTRA_libdynlibvers_la_DEPENDENCIES)
-	$(AM_V_CCLD)$(libdynlibvers_la_LINK) $(am_libdynlibvers_la_rpath) $(libdynlibvers_la_OBJECTS) $(libdynlibvers_la_LIBADD) 
+  libdynlibadd_la_LDFLAGS=$(AM_LDFLAGS) -avoid-version -module -shared -export-dynamic -rpath /nowhere
+  libdynlibvers_la_LDFLAGS=$(AM_LDFLAGS) -avoid-version -module -shared -export-dynamic -rpath /nowhere
 endif
 
 
diff --git a/tools/test/h5repack/h5repacktst.c b/tools/test/h5repack/h5repacktst.c
index 264550e..f6166da 100644
--- a/tools/test/h5repack/h5repacktst.c
+++ b/tools/test/h5repack/h5repacktst.c
@@ -3041,9 +3041,9 @@ int make_all_filters(hid_t loc_id)
 
     /* close */
     if(H5Tclose(dtid) < 0)
-        return -1;
+        goto out;
     if(H5Dclose(dsid) < 0)
-        return -1;
+        goto out;
 
     if(H5Sclose(sid) < 0)
         goto out;
@@ -3055,6 +3055,8 @@ int make_all_filters(hid_t loc_id)
 out:
     H5E_BEGIN_TRY
     {
+        H5Tclose(dtid);
+        H5Dclose(dsid);
         H5Pclose(dcpl);
         H5Sclose(sid);
     } H5E_END_TRY;
diff --git a/tools/test/h5repack/testfiles/h5repack-help.txt b/tools/test/h5repack/testfiles/h5repack-help.txt
index 1ff5b73..77e2178 100644
--- a/tools/test/h5repack/testfiles/h5repack-help.txt
+++ b/tools/test/h5repack/testfiles/h5repack-help.txt
@@ -7,6 +7,9 @@ usage: h5repack [OPTIONS] file1 file2
    -V, --version           Print version number and exit
    -n, --native            Use a native HDF5 type when repacking
    -L, --latest            Use latest version of file format
+                           This option will take precedence over the -j and -k options
+   -j, --low               The low bound as in H5Pset_libver_bounds()
+   -k, --high              The high bound as in H5Pset_libver_bounds()
    -c L1, --compact=L1     Maximum number of links in header messages
    -d L2, --indexed=L2     Minimum number of links in the indexed format
    -s S[:F], --ssize=S[:F] Shared object header message minimum size
diff --git a/tools/test/misc/CMakeTestsClear.cmake b/tools/test/misc/CMakeTestsClear.cmake
index b9095fb..942ae7a 100644
--- a/tools/test/misc/CMakeTestsClear.cmake
+++ b/tools/test/misc/CMakeTestsClear.cmake
@@ -55,6 +55,8 @@
 ##############################################################################
 ##############################################################################
 
+  # Need special dependencies for tests that use the same reference file
+  # This is an issue on Windows
   macro (ADD_H5_CMP testname resultfile resultcode)
     if (NOT HDF5_ENABLE_USING_MEMCHECKER)
       add_test (
@@ -64,6 +66,9 @@
                   testfiles/${testname}.out
                   testfiles/${testname}.out.err
       )
+      if (NOT "${last_test}" STREQUAL "")
+        set_tests_properties (H5CLEAR_CMP-${testname}-clear-objects PROPERTIES DEPENDS ${last_test})
+      endif ()
       add_test (
           NAME H5CLEAR_CMP-${testname}
           COMMAND "${CMAKE_COMMAND}"
@@ -76,6 +81,7 @@
               -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
       )
       set_tests_properties (H5CLEAR_CMP-${testname} PROPERTIES DEPENDS H5CLEAR_CMP-${testname}-clear-objects)
+      set (last_test "H5CLEAR_CMP-${testname}")
     endif ()
   endmacro ()
 
diff --git a/tools/test/perform/CMakeTests.cmake b/tools/test/perform/CMakeTests.cmake
index 2bd8d46..450667a 100644
--- a/tools/test/perform/CMakeTests.cmake
+++ b/tools/test/perform/CMakeTests.cmake
@@ -167,13 +167,12 @@ else ()
       -P "${HDF_RESOURCES_EXT_DIR}/runTest.cmake"
   )
 endif ()
-set_tests_properties (PERFORM_zip_perf PROPERTIES DEPENDS PERFORM_zip_perf_help)
-set_tests_properties (PERFORM_zip_perf PROPERTIES DEPENDS "PERFORM_h5perform-clearall-objects")
+set_tests_properties (PERFORM_zip_perf PROPERTIES DEPENDS "PERFORM_zip_perf_help;PERFORM_h5perform-clearall-objects")
 
 if (H5_HAVE_PARALLEL)
-  add_test (NAME PERFORM_h5perf COMMAND ${MPIEXEC} ${MPIEXEC_PREFLAGS} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_POSTFLAGS} $<TARGET_FILE:h5perf>)
+  add_test (NAME PERFORM_h5perf COMMAND ${MPIEXEC_EXECUTABLE} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_PREFLAGS} $<TARGET_FILE:h5perf> ${MPIEXEC_POSTFLAGS})
 
   if (HDF5_BUILD_PERFORM_STANDALONE)
-    add_test (NAME PERFORM_h5perf_alone COMMAND ${MPIEXEC} ${MPIEXEC_PREFLAGS} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_POSTFLAGS} $<TARGET_FILE:h5perf_alone>)
+    add_test (NAME PERFORM_h5perf_alone COMMAND ${MPIEXEC_EXECUTABLE} ${MPIEXEC_NUMPROC_FLAG} ${MPIEXEC_MAX_NUMPROCS} ${MPIEXEC_PREFLAGS} $<TARGET_FILE:h5perf_alone> ${MPIEXEC_POSTFLAGS})
   endif ()
 endif ()