GHS: Update tests and notes

-- add new tests for custom commands
-- minor test cleanup

Fixes #15995
Fixes #18909
Fixes #15902

21 files changed, 373 insertions, 10 deletions

diff --git a/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt b/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt
new file mode 100644
index 0000000..93d668b
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt
@@ -0,0 +1,110 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+project(test C)
+
+# Tests assume no previous builds in the build directory
+file(REMOVE_RECURSE ${CMAKE_CURRENT_BINARY_DIR}/build)
+
+macro (test_output)
+  if (BUILD_OUTPUT STREQUAL EXPECTED_LINES )
+    message("Build OK")
+  else()
+    message("BUILD_OUTPUT")
+    foreach(Line IN LISTS BUILD_OUTPUT)
+      message("${Line}")
+    endforeach()
+    message("EXPECTED_LINES")
+    foreach(Line IN LISTS EXPECTED_LINES)
+      message("${Line}")
+    endforeach()
+    message(SEND_ERROR "Build KO")
+  endif()
+endmacro()
+
+message("Copy project")
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt.in
+  ${CMAKE_CURRENT_BINARY_DIR}/src/CMakeLists.txt COPYONLY)
+
+file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/exe1.c
+          ${CMAKE_CURRENT_SOURCE_DIR}/lib1.c
+  DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/src
+)
+
+message("Building ALL target")
+try_compile(RESULT
+  ${CMAKE_CURRENT_BINARY_DIR}/build
+  ${CMAKE_CURRENT_BINARY_DIR}/src
+  test
+  CMAKE_FLAGS
+    -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
+  OUTPUT_VARIABLE BUILD_OUTPUT)
+
+message("Output from build:\n${BUILD_OUTPUT}")
+
+#filter outputs
+string(REPLACE "\r" "" BUILD_OUTPUT "${BUILD_OUTPUT}")
+string(REPLACE "\n" ";" BUILD_OUTPUT "${BUILD_OUTPUT}")
+list(FILTER BUILD_OUTPUT INCLUDE REGEX "^.*CT:")
+
+unset(EXPECTED_LINES)
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_prebuild")
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_postbuild")
+list(APPEND EXPECTED_LINES "CT: Processing target_cmd")
+list(APPEND EXPECTED_LINES "CT: Processing target_cmd_prebuild")
+list(APPEND EXPECTED_LINES "CT: Processing target_cmd_postbuild")
+
+test_output()
+
+message("Building target_update_files target")
+try_compile(RESULT
+  ${CMAKE_CURRENT_BINARY_DIR}/build
+  ${CMAKE_CURRENT_BINARY_DIR}/src
+  test target_update_files
+  CMAKE_FLAGS
+    -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
+  OUTPUT_VARIABLE BUILD_OUTPUT)
+
+message("Output from build:\n${BUILD_OUTPUT}")
+
+#filter outputs
+string(REPLACE "\r" "" BUILD_OUTPUT "${BUILD_OUTPUT}")
+string(REPLACE "\n" ";" BUILD_OUTPUT "${BUILD_OUTPUT}")
+list(FILTER BUILD_OUTPUT INCLUDE REGEX "^.*CT:")
+
+unset(EXPECTED_LINES)
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_prebuild")
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_postbuild")
+list(APPEND EXPECTED_LINES "CT: generate C file another_file")
+list(APPEND EXPECTED_LINES "CT: generate text file dependsA")
+list(APPEND EXPECTED_LINES "CT: generate text file out_of_order_dep")
+list(APPEND EXPECTED_LINES "CT: generate text files A, B, and C")
+list(APPEND EXPECTED_LINES "CT: Processing target_update_files")
+
+test_output()
+
+message("Rerun target_update_files target")
+try_compile(RESULT
+  ${CMAKE_CURRENT_BINARY_DIR}/build
+  ${CMAKE_CURRENT_BINARY_DIR}/src
+  test target_update_files
+  CMAKE_FLAGS
+    -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
+  OUTPUT_VARIABLE BUILD_OUTPUT)
+
+message("Output from build:\n${BUILD_OUTPUT}")
+
+#filter outputs
+string(REPLACE "\r" "" BUILD_OUTPUT "${BUILD_OUTPUT}")
+string(REPLACE "\n" ";" BUILD_OUTPUT "${BUILD_OUTPUT}")
+list(FILTER BUILD_OUTPUT INCLUDE REGEX "^.*CT:")
+
+unset(EXPECTED_LINES)
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_prebuild")
+list(APPEND EXPECTED_LINES "CT: Processing target_empty_postbuild")
+list(APPEND EXPECTED_LINES "CT: generate text files A, B, and C")
+list(APPEND EXPECTED_LINES "CT: Processing target_update_files")
+
+test_output()
diff --git a/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt.in b/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt.in
new file mode 100644
index 0000000..fed946c
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiCustomTarget/CMakeLists.txt.in
@@ -0,0 +1,108 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+project(test C)
+
+if(CMAKE_C_COMPILER_ID STREQUAL "GHS")
+  add_link_options("-non_shared")
+endif()
+
+add_library(lib1 lib1.c)
+
+set(TEST_MISSING_TARGET_SRC 0)
+set(TEST_MISSING_TARGET_DEP 0)
+set(TEST_MISSING_DEP 0)
+set(TEST_DEP_CYCLE 0)
+
+add_executable(exe1 exe1.c)
+target_link_libraries(exe1 lib1)
+
+add_custom_target(target_cmd ALL
+  COMMAND ${CMAKE_COMMAND} -E echo "target_cmd" > target_cmd
+  COMMAND ${CMAKE_COMMAND} -E echo "target_cmd_extra" > target_cmd_extra.txt
+  BYPRODUCTS target_cmd target_cmd_extra.txt
+  COMMENT "CT: Processing target_cmd")
+
+add_custom_command(TARGET target_cmd PRE_BUILD
+  COMMAND ${CMAKE_COMMAND} -E echo "target_cmd_prebuild" > target_cmd_prebuild.txt
+  BYPRODUCTS target_cmd_prebuild.txt
+  COMMENT "CT: Processing target_cmd_prebuild")
+#event does not run for custom targets
+add_custom_command(TARGET target_cmd PRE_LINK
+  COMMAND ${CMAKE_COMMAND} -E echo "executing target_cmd_prelink commands"
+  COMMAND ${CMAKE_COMMAND} -E echo "target_cmd_prelink" > target_cmd_prelink.txt
+  BYPRODUCTS target_cmd_prelink.txt
+  COMMENT "CT: Processing target_cmd_prelink")
+add_custom_command(TARGET target_cmd POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E echo "executing target_cmd_postbuild commands"
+  COMMAND ${CMAKE_COMMAND} -E echo "target_cmd_postbuild" > target_cmd_postbuild.txt
+  BYPRODUCTS target_cmd_postbuild.txt
+  COMMENT "CT: Processing target_cmd_postbuild")
+
+add_custom_target(target_empty ALL
+  COMMENT "CT: Processing target_empty")
+
+add_custom_command(TARGET target_empty PRE_BUILD
+  COMMAND ${CMAKE_COMMAND} -E echo "target_empty_prebuild" > target_empty_prebuild.txt
+  BYPRODUCTS target_empty_prebuild.txt
+  COMMENT "CT: Processing target_empty_prebuild")
+add_custom_command(TARGET target_empty POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E echo "target_empty_postbuild" > target_empty_postbuild.txt
+  BYPRODUCTS target_empty_postbuild.txt
+  COMMENT "CT: Processing target_empty_postbuild")
+
+add_dependencies(target_cmd target_empty)
+
+add_custom_command(
+  OUTPUT out_of_order_dep.txt
+  COMMAND ${CMAKE_COMMAND} -E echo "out_of_order_dep" > out_of_order_dep.txt
+  COMMENT "CT: generate text file out_of_order_dep"
+  DEPENDS dependsA.txt
+)
+
+if(TEST_MISSING_TARGET_SRC)
+  set(SRC_FILE does_not_exist)
+endif()
+if(TEST_MISSING_TARGET_DEP)
+  set(DEP_FILE does_not_exist)
+endif()
+
+add_custom_target(target_update_files
+  DEPENDS genc_do_not_list.txt ${DEP_FILE}
+  SOURCES gena.txt genb.txt another_file.c ${SRC_FILE}
+  BYPRODUCTS junkit.txt
+  COMMAND ${CMAKE_COMMAND} -E copy another_file.c junkit.txt
+  COMMENT "CT: Processing target_update_files")
+
+add_custom_command(
+  OUTPUT force_rebuild gena.txt genb.txt genc_do_not_list.txt
+  COMMAND ${CMAKE_COMMAND} -E copy dependsA.txt gena.txt
+  COMMAND ${CMAKE_COMMAND} -E echo "genb" > genb.txt
+  COMMAND ${CMAKE_COMMAND} -E echo "genc" > genc_do_not_list.txt
+  DEPENDS out_of_order_dep.txt dependsA.txt
+  COMMENT "CT: generate text files A, B, and C"
+)
+
+if(TEST_MISSING_DEP)
+  set(MISSING_DEP MISSING_DEP)
+endif()
+if(TEST_DEP_CYCLE)
+  set(DEP_CYCLE out_of_order_dep.txt)
+endif()
+
+add_custom_command(
+  OUTPUT dependsA.txt
+  COMMAND ${CMAKE_COMMAND} -E echo "dependsA" > dependsA.txt
+  DEPENDS ${MISSING_DEP} ${DEP_CYCLE} another_file.c
+  COMMENT "CT: generate text file dependsA"
+)
+
+add_custom_command(
+  OUTPUT another_file.c
+  COMMAND ${CMAKE_COMMAND} -E echo "//auto-gen file" > another_file.c
+  COMMENT "CT: generate C file another_file"
+)
+
+add_dependencies(target_update_files target_empty)
diff --git a/Tests/GhsMulti/GhsMultiCustomTarget/exe1.c b/Tests/GhsMulti/GhsMultiCustomTarget/exe1.c
new file mode 100644
index 0000000..29ad70a
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiCustomTarget/exe1.c
@@ -0,0 +1,5 @@
+extern int func(void);
+int main(void)
+{
+  return func();
+}
diff --git a/Tests/GhsMulti/GhsMultiCustomTarget/lib1.c b/Tests/GhsMulti/GhsMultiCustomTarget/lib1.c
new file mode 100644
index 0000000..b35e9cc
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiCustomTarget/lib1.c
@@ -0,0 +1,4 @@
+int func(void)
+{
+  return 2;
+}
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/CMakeLists.txt b/Tests/GhsMulti/GhsMultiDepOrder/CMakeLists.txt
new file mode 100644
index 0000000..2e2871b
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/CMakeLists.txt
@@ -0,0 +1,12 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+project(test C)
+
+#set_property( GLOBAL PROPERTY GLOBAL_DEPENDS_DEBUG_MODE 1)
+add_subdirectory(exec)
+add_subdirectory(lib)
+add_subdirectory(protolib)
+add_dependencies(lib1 proto)
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/exec/CMakeLists.txt b/Tests/GhsMulti/GhsMultiDepOrder/exec/CMakeLists.txt
new file mode 100644
index 0000000..85ee805
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/exec/CMakeLists.txt
@@ -0,0 +1,11 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+add_executable(exe1 exe1.c)
+target_link_libraries(exe1 lib1)
+target_include_directories(exe1 PRIVATE "${test_BINARY_DIR}")
+if(CMAKE_C_COMPILER_ID STREQUAL "GHS")
+  target_link_options(exe1 PRIVATE "-non_shared")
+endif()
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/exec/exe1.c b/Tests/GhsMulti/GhsMultiDepOrder/exec/exe1.c
new file mode 100644
index 0000000..fbf4ed4
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/exec/exe1.c
@@ -0,0 +1,8 @@
+#include "lib1.h"
+#include "p.h"
+
+int main(void)
+{
+  return func1() + func2() + func3() + func1p() + func2p() + func3p() +
+    PROTO1 + PROTO2 + PROTO3;
+}
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/lib/CMakeLists.txt b/Tests/GhsMulti/GhsMultiDepOrder/lib/CMakeLists.txt
new file mode 100644
index 0000000..ae30fa2
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/lib/CMakeLists.txt
@@ -0,0 +1,17 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+add_library(lib1 STATIC
+  func1.c lib1.h
+  "${test_BINARY_DIR}/protolib/proto1.c"
+  "${test_BINARY_DIR}/protolib/proto1.h")
+set_source_files_properties(
+  "${test_BINARY_DIR}/protolib/proto1.c"
+  "${test_BINARY_DIR}/protolib/proto1.h"
+  PROPERTIES GENERATED 1)
+target_include_directories(lib1 PRIVATE "${test_BINARY_DIR}/protolib"
+  PUBLIC .)
+add_custom_command( TARGET lib1 POST_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy "${test_BINARY_DIR}/protolib/proto1.h" "${test_BINARY_DIR}/p.h"
+  COMMENT "Copy ${test_BINARY_DIR}/protolib/proto1.h ${test_BINARY_DIR}/p.h"
+  BYPRODUCTS "${test_BINARY_DIR}/p.h")
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/lib/func1.c b/Tests/GhsMulti/GhsMultiDepOrder/lib/func1.c
new file mode 100644
index 0000000..53334fe
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/lib/func1.c
@@ -0,0 +1,17 @@
+#include "lib1.h"
+#include "proto1.h"
+
+int func1(void)
+{
+  return 1 + PROTO1;
+}
+
+int func2(void)
+{
+  return 2 + PROTO2;
+}
+
+int func3(void)
+{
+  return 3 + PROTO3;
+}
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/lib/lib1.h b/Tests/GhsMulti/GhsMultiDepOrder/lib/lib1.h
new file mode 100644
index 0000000..5e99f02
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/lib/lib1.h
@@ -0,0 +1,3 @@
+extern int func1(void);
+extern int func2(void);
+extern int func3(void);
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/protolib/CMakeLists.txt b/Tests/GhsMulti/GhsMultiDepOrder/protolib/CMakeLists.txt
new file mode 100644
index 0000000..8cb6869
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/protolib/CMakeLists.txt
@@ -0,0 +1,28 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+add_custom_target(proto ALL
+  DEPENDS proto1.c
+          proto1.h
+  SOURCES
+          ${test_SOURCE_DIR}/protolib/proto1.c.in
+          ${test_SOURCE_DIR}/protolib/proto1.h.in
+  COMMENT "Creating proto files")
+
+add_custom_command(
+  OUTPUT proto1.c
+  COMMAND ${CMAKE_COMMAND} -E copy
+    ${test_SOURCE_DIR}/protolib/proto1.c.in proto1.c
+  DEPENDS ${test_SOURCE_DIR}/protolib/proto1.c.in
+  COMMENT "generate proto C files"
+)
+
+add_custom_command(
+  OUTPUT proto1.h
+  COMMAND ${CMAKE_COMMAND} -E copy
+    ${test_SOURCE_DIR}/protolib/proto1.h.in proto1.h
+  DEPENDS ${test_SOURCE_DIR}/protolib/proto1.h.in
+  COMMENT "generate proto H files"
+)
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.c.in b/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.c.in
new file mode 100644
index 0000000..0efb1bd
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.c.in
@@ -0,0 +1,16 @@
+#include "proto1.h"
+
+int func1p(void)
+{
+  return 1;
+}
+
+int func2p(void)
+{
+  return 2;
+}
+
+int func3p(void)
+{
+  return 3;
+}
diff --git a/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.h.in b/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.h.in
new file mode 100644
index 0000000..f2f93af
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiDepOrder/protolib/proto1.h.in
@@ -0,0 +1,7 @@
+extern int func1p(void);
+extern int func2p(void);
+extern int func3p(void);
+
+#define PROTO1 0x1
+#define PROTO2 0x2
+#define PROTO3 0x3
diff --git a/Tests/GhsMulti/GhsMultiExternalProject/CMakeLists.txt b/Tests/GhsMulti/GhsMultiExternalProject/CMakeLists.txt
new file mode 100644
index 0000000..24126c8
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiExternalProject/CMakeLists.txt
@@ -0,0 +1,14 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+project(test C)
+include(ExternalProject)
+
+ExternalProject_Add(another_project
+  SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/empty
+  BINARY_DIR empty_build
+  INSTALL_COMMAND ""
+  TEST_COMMAND ""
+  )
diff --git a/Tests/GhsMulti/GhsMultiExternalProject/empty/CMakeLists.txt b/Tests/GhsMulti/GhsMultiExternalProject/empty/CMakeLists.txt
new file mode 100644
index 0000000..6846a98
--- /dev/null
+++ b/Tests/GhsMulti/GhsMultiExternalProject/empty/CMakeLists.txt
@@ -0,0 +1,8 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+
+project(empty NONE)
+
+message("EMPTY PROJECT")
diff --git a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/App/CMakeLists.txt b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/App/CMakeLists.txt
index e431217..3837b5a 100644
--- a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/App/CMakeLists.txt
+++ b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/App/CMakeLists.txt
@@ -1,4 +1,3 @@
 add_executable(App Main.c)
-target_include_directories(App PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../Lib)
 target_link_libraries(App Lib)
 target_compile_options(App PUBLIC "-non_shared")
diff --git a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/Lib/CMakeLists.txt b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/Lib/CMakeLists.txt
index 00e0f59..bb9849a 100644
--- a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/Lib/CMakeLists.txt
+++ b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityDDInt/Lib/CMakeLists.txt
@@ -1 +1,2 @@
 add_library(Lib HelperFun.c HelperFun.h)
+target_include_directories(Lib PUBLIC .)
diff --git a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityMonolith/CMakeLists.txt b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityMonolith/CMakeLists.txt
index c5db155..3f2f0eb 100644
--- a/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityMonolith/CMakeLists.txt
+++ b/Tests/GhsMulti/GhsMultiIntegrity/GhsMultiIntegrityMonolith/CMakeLists.txt
@@ -18,3 +18,4 @@ target_link_options(kernel PRIVATE -kernel)
 
 # create monolith INTEGRITY application
 add_executable(monolith test.int)
+add_dependencies(monolith vas)
diff --git a/Tests/GhsMulti/GhsMultiPlatform/file1.c b/Tests/GhsMulti/GhsMultiPlatform/file1.c
deleted file mode 100644
index 4132aa4..0000000
--- a/Tests/GhsMulti/GhsMultiPlatform/file1.c
+++ /dev/null
@@ -1,4 +0,0 @@
-int main(void)
-{
-  return -42;
-}
diff --git a/Tests/GhsMulti/GhsMultiRenameInstall/CMakeLists.txt b/Tests/GhsMulti/GhsMultiRenameInstall/CMakeLists.txt
index f5792b4..b2540d9 100644
--- a/Tests/GhsMulti/GhsMultiRenameInstall/CMakeLists.txt
+++ b/Tests/GhsMulti/GhsMultiRenameInstall/CMakeLists.txt
@@ -13,7 +13,7 @@ endif()
 
 if(RUN_TEST STREQUAL "SINGLE_EXEC")
   add_executable(exe1 exe.c)
-  set(targets_to_install ${targets_to_install} exe1)
+  set(targets_to_install exe1)
 endif()
 
 if(RUN_TEST STREQUAL "SINGLE_EXEC_RENAMED")
@@ -22,7 +22,7 @@ if(RUN_TEST STREQUAL "SINGLE_EXEC_RENAMED")
   set_property(TARGET exe1 PROPERTY RUNTIME_OUTPUT_DIRECTORY ${name}_bin_$<CONFIG>)
   set_property(TARGET exe1 PROPERTY OUTPUT_NAME ${name}_$<CONFIG>)
   set_property(TARGET exe1 PROPERTY SUFFIX .bin)
-  set(targets_to_install ${targets_to_install} exe1)
+  set(targets_to_install exe1)
 endif()
 
 if(RUN_TEST STREQUAL "EXEC_AND_LIB")
@@ -33,7 +33,7 @@ if(RUN_TEST STREQUAL "EXEC_AND_LIB")
 
  add_executable(exe1 exe1.c)
  target_link_libraries(exe1 lib1)
- set(targets_to_install ${targets_to_install} exe1 lib1)
+ set(targets_to_install exe1 lib1)
 endif()
 
 install(TARGETS ${targets_to_install}
diff --git a/Tests/GhsMulti/GhsMultiUnsupportedTargets/CMakeLists.txt b/Tests/GhsMulti/GhsMultiUnsupportedTargets/CMakeLists.txt
index ed3094b..f5f3c55 100644
--- a/Tests/GhsMulti/GhsMultiUnsupportedTargets/CMakeLists.txt
+++ b/Tests/GhsMulti/GhsMultiUnsupportedTargets/CMakeLists.txt
@@ -5,8 +5,6 @@ cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
 
 project(test C)
 
-add_custom_target(testTarget ALL echo this is a test)
-
 add_library(sharedLib SHARED file.c)
 
 add_library(moduleLib MODULE file.c)