remove unsed var,function,macro, etc

19 files changed, 37 insertions, 101 deletions

diff --git a/src/H5Dchunk.c b/src/H5Dchunk.c
index 381ca4a..14e43d7 100644
--- a/src/H5Dchunk.c
+++ b/src/H5Dchunk.c
@@ -1100,14 +1100,10 @@ H5D__chunk_io_init(const H5D_io_info_t *io_info, const H5D_type_info_t *type_inf
     H5D_chunk_map_t *fm)
 {
     const H5D_t *dataset = io_info->dset;     /* Local pointer to dataset info */
-    H5S_t *tmp_mspace = NULL;   /* Temporary memory dataspace */
     hssize_t old_offset[H5O_LAYOUT_NDIMS];  /* Old selection offset */
     htri_t file_space_normalized = FALSE;   /* File dataspace was normalized */
-    H5T_t *file_type = NULL;    /* Temporary copy of file datatype for iteration */
-    hbool_t iter_init = FALSE;  /* Selection iteration info has been initialized */
     unsigned f_ndims;           /* The number of dimensions of the file's dataspace */
     int sm_ndims;               /* The number of dimensions of the memory buffer's dataspace (signed) */
-    char bogus;                 /* "bogus" buffer to pass to selection iterator */
     unsigned u;                 /* Local index variable */
     herr_t ret_value = SUCCEED;	/* Return value		*/
 
@@ -2139,13 +2135,7 @@ H5D__create_chunk_mem_map_1d(const H5D_chunk_map_t *fm)
 {
     H5D_chunk_info_t *chunk_info;           /* Pointer to chunk information */
     H5SL_node_t *curr_node;                 /* Current node in skip list */
-    hsize_t     file_sel_start[H5S_MAX_RANK];    /* Offset of low bound of file selection */
-    hsize_t     file_sel_end[H5S_MAX_RANK]; /* Offset of high bound of file selection */
-    hsize_t     mem_sel_start[H5S_MAX_RANK]; /* Offset of low bound of file selection */
-    hsize_t     mem_sel_end[H5S_MAX_RANK];  /* Offset of high bound of file selection */
-    hssize_t    adjust[H5S_MAX_RANK];       /* Adjustment to make to all file chunks */
-    unsigned    u;                          /* Local index variable */
-    herr_t	ret_value = SUCCEED;        /* Return value */
+    herr_t	ret_value = SUCCEED;            /* Return value */
 
     FUNC_ENTER_STATIC
 
@@ -5667,7 +5657,7 @@ H5D__chunk_addrmap_cb(const H5D_chunk_rec_t *chunk_rec, void *_udata)
     hsize_t        chunk_index;
     int            ret_value = H5_ITER_CONT;     /* Return value */
 
-    FUNC_ENTER_STATIC
+    FUNC_ENTER_STATIC_NOERR
 
     /* Compute the index for this chunk */
     chunk_index = H5VM_array_offset_pre(rank, udata->common.layout->down_chunks, chunk_rec->scaled);
@@ -5675,7 +5665,6 @@ H5D__chunk_addrmap_cb(const H5D_chunk_rec_t *chunk_rec, void *_udata)
     /* Set it in the userdata to return */
     udata->chunk_addr[chunk_index] = chunk_rec->chunk_addr;
 
-done:
     FUNC_LEAVE_NOAPI(ret_value)
 } /* H5D__chunk_addrmap_cb() */
 
@@ -7152,7 +7141,6 @@ H5D__get_num_chunks(const H5D_t *dset, const H5S_t H5_ATTR_UNUSED *space, hsize_
     hsize_t            num_chunks = 0;          /* Number of written chunks */
     H5D_rdcc_ent_t     *ent;                    /* Cache entry  */
     const H5D_rdcc_t   *rdcc = NULL;            /* Raw data chunk cache */
-    const H5O_layout_t *layout;                 /* Dataset layout */
     herr_t             ret_value = SUCCEED;     /* Return value */
 
     FUNC_ENTER_PACKAGE_TAG(dset->oloc.addr)
@@ -7162,7 +7150,6 @@ H5D__get_num_chunks(const H5D_t *dset, const H5S_t H5_ATTR_UNUSED *space, hsize_
     HDassert(space);
     HDassert(nchunks);
 
-    layout = &(dset->shared->layout);    /* Dataset layout */
     rdcc = &(dset->shared->cache.chunk); /* raw data chunk cache */
     HDassert(rdcc);
 
diff --git a/src/H5FDhdfs.c b/src/H5FDhdfs.c
index 819d200..0b954cf 100644
--- a/src/H5FDhdfs.c
+++ b/src/H5FDhdfs.c
@@ -581,7 +581,6 @@ hid_t
 H5FD_hdfs_init(void)
 {
     hid_t ret_value = H5I_INVALID_HID; /* Return value */
-    unsigned int bin_i;
 
     FUNC_ENTER_NOAPI(FAIL)
 
diff --git a/test/cache_image.c b/test/cache_image.c
index 59689a9..bada814 100644
--- a/test/cache_image.c
+++ b/test/cache_image.c
@@ -7825,7 +7825,7 @@ get_free_sections_test(hbool_t single_file_vfd)
  *-------------------------------------------------------------------------
  */
 static unsigned
-evict_on_close_test(hbool_t single_file_vfd)
+evict_on_close_test(hbool_t H5_ATTR_UNUSED single_file_vfd)
 {
 #ifndef H5_HAVE_PARALLEL
     const char * fcn_name = "evict_on_close_test()";
diff --git a/test/objcopy_ref.c b/test/objcopy_ref.c
index b539b8a..33d1f64 100644
--- a/test/objcopy_ref.c
+++ b/test/objcopy_ref.c
@@ -44,53 +44,15 @@ const char *FILENAME[] = {
 #define CONFIG_DENSE 16
 #define MAX_CONFIGURATION 31
 
-#define NAME_DATATYPE_SIMPLE     "H5T_NATIVE_INT"
-#define NAME_DATATYPE_SIMPLE2     "H5T_NATIVE_INT-2"
-#define NAME_DATATYPE_VL     "vlen of int"
-#define NAME_DATATYPE_VL_VL     "vlen of vlen of int"
 #define NAME_DATASET_SIMPLE     "dataset_simple"
-#define NAME_DATASET_SIMPLE2    "dataset_simple_copy"
-#define NAME_DATASET_SIMPLE3    "dataset_simple_another_copy"
-#define NAME_DATASET_COMPOUND     "dataset_compound"
-#define NAME_DATASET_CHUNKED     "dataset_chunked"
-#define NAME_DATASET_CHUNKED_SINGLE     "dataset_chunked_single"
-#define NAME_DATASET_CHUNKED2     "dataset_chunked2"
-#define NAME_DATASET_CHUNKED2_SINGLE     "dataset_chunked2_single"
-#define NAME_DATASET_CHUNKED3     "dataset_chunked3"
-#define NAME_DATASET_CHUNKED3_SINGLE     "dataset_chunked3_single"
-#define NAME_DATASET_CHUNKED4     "dataset_chunked4"
-#define NAME_DATASET_CHUNKED4_SINGLE     "dataset_chunked4_single"
-#define NAME_DATASET_COMPACT     "dataset_compact"
-#define NAME_DATASET_EXTERNAL     "dataset_ext"
-#define NAME_DATASET_NAMED_DTYPE     "dataset_named_dtype"
-#define NAME_DATASET_NAMED_DTYPE2     "dataset_named_dtype2"
-#define NAME_DATASET_MULTI_OHDR     "dataset_multi_ohdr"
-#define NAME_DATASET_MULTI_OHDR2     "dataset_multi_ohdr2"
-#define NAME_DATASET_VL     "dataset_vl"
-#define NAME_DATASET_VL2     "dataset_vl2"
-#define NAME_DATASET_VL_VL     "dataset_vl_vl"
-#define NAME_DATASET_VL_VL2     "dataset_vl_vl2"
-#define NAME_DATASET_CMPD_VL     "dataset_cmpd_vl"
 #define NAME_DATASET_SUB_SUB     "/g0/g00/g000/dataset_simple"
 #define NAME_GROUP_UNCOPIED     "/uncopied"
-#define NAME_GROUP_EMPTY     "/empty"
 #define NAME_GROUP_TOP         "/g0"
-#define NAME_GROUP_TOP2         "/g1"
-#define NAME_GROUP_TOP3         "/g2"
-#define NAME_GROUP_TOP4         "/g3"
 #define NAME_GROUP_SUB         "/g0/g00"
-#define NAME_GROUP_SUB_2    "/g0/g01"
-#define NAME_GROUP_SUB_SUB     "/g0/g00/g000"
 #define NAME_GROUP_SUB_SUB2     "g000"
-#define NAME_GROUP_DATASET     "/g0/dataset_simple"
 #define NAME_GROUP_LINK        "/g_links"
 #define NAME_GROUP_LINK2    "/g_links2"
-#define NAME_GROUP_LOOP        "g_loop"
-#define NAME_GROUP_LOOP2    "g_loop2"
-#define NAME_GROUP_LOOP3    "g_loop3"
 #define NAME_GROUP_REF            "ref_grp"
-#define NAME_LINK_DATASET    "/g_links/dataset_simple"
-#define NAME_LINK_HARD        "/g_links/hard_link_to_dataset_simple"
 #define NAME_LINK_SOFT        "/g_links/soft_link_to_dataset_simple"
 #define NAME_LINK_SOFT2        "/g_links2/soft_link_to_dataset_simple"
 #define NAME_LINK_EXTERN    "/g_links/external_link_to_dataset_simple"
@@ -99,19 +61,11 @@ const char *FILENAME[] = {
 #define NAME_LINK_SOFT_DANGLE2    "/g_links2/soft_link_to_nowhere"
 #define NAME_LINK_EXTERN_DANGLE "/g_links/external_link_to_nowhere"
 #define NAME_LINK_EXTERN_DANGLE2        "/g_links2/external_link_to_nowhere"
-#define NAME_OLD_FORMAT        "/dset1"
 
 #define NAME_BUF_SIZE   1024
 #define ATTR_NAME_LEN 80
 #define DIM_SIZE_1 12
 #define DIM_SIZE_2  6
-#define MAX_DIM_SIZE_1    100
-#define MAX_DIM_SIZE_2    80
-#define CHUNK_SIZE_1 5          /* Not an even fraction of dimension sizes, so we test copying partial chunks */
-#define CHUNK_SIZE_2 5
-#define NUM_SUB_GROUPS  20
-#define NUM_WIDE_LOOP_GROUPS  10
-#define NUM_DATASETS  10
 
 unsigned num_attributes_g;         /* Number of attributes created */
 
diff --git a/test/page_buffer.c b/test/page_buffer.c
index 5313c9b..f6ce4a7 100644
--- a/test/page_buffer.c
+++ b/test/page_buffer.c
@@ -43,18 +43,21 @@
 #define NY                      50
 
 /* helper routines */
+#ifndef H5_HAVE_PARALLEL
 static unsigned create_file(char *filename, hid_t fcpl, hid_t fapl);
 static unsigned open_file(char *filename, hid_t fapl, hsize_t page_size, size_t page_buffer_size);
+#endif /* H5_HAVE_PARALLEL */
 
 /* test routines */
+#ifdef H5_HAVE_PARALLEL
+static unsigned verify_page_buffering_disabled(hid_t orig_fapl, 
+    const char *env_h5_drvr);
+#else
 static unsigned test_args(hid_t fapl, const char *env_h5_drvr);
 static unsigned test_raw_data_handling(hid_t orig_fapl, const char *env_h5_drvr);
 static unsigned test_lru_processing(hid_t orig_fapl, const char *env_h5_drvr);
 static unsigned test_min_threshold(hid_t orig_fapl, const char *env_h5_drvr);
 static unsigned test_stats_collection(hid_t orig_fapl, const char *env_h5_drvr);
-#ifdef H5_HAVE_PARALLEL
-static unsigned verify_page_buffering_disabled(hid_t orig_fapl, 
-    const char *env_h5_drvr);
 #endif /* H5_HAVE_PARALLEL */
 
 const char *FILENAME[] = {
@@ -379,6 +382,8 @@ error:
  *
  *-------------------------------------------------------------------------
  */
+
+#ifndef H5_HAVE_PARALLEL
 static unsigned
 test_args(hid_t orig_fapl, const char *env_h5_drvr)
 {
@@ -533,6 +538,7 @@ error:
     } H5E_END_TRY;
     return 1;
 } /* test_args */
+#endif
 
 
 /*-------------------------------------------------------------------------
@@ -565,6 +571,7 @@ error:
  */
 
 /* Changes due to file space page size has a minimum size of 512 */
+#ifndef H5_HAVE_PARALLEL
 static unsigned
 test_raw_data_handling(hid_t orig_fapl, const char *env_h5_drvr)
 {
@@ -810,6 +817,7 @@ error:
     } H5E_END_TRY;
     return 1;
 } /* test_raw_data_handling */
+#endif
 
 
 /*-------------------------------------------------------------------------
@@ -842,6 +850,7 @@ error:
  *-------------------------------------------------------------------------
  */
 
+#ifndef H5_HAVE_PARALLEL
 static unsigned
 test_lru_processing(hid_t orig_fapl, const char *env_h5_drvr)
 {
@@ -1063,6 +1072,7 @@ error:
     } H5E_END_TRY;
     return 1;
 } /* test_lru_processing */
+#endif
 
 
 /*-------------------------------------------------------------------------
@@ -1096,6 +1106,7 @@ error:
  *-------------------------------------------------------------------------
  */
 
+#ifndef H5_HAVE_PARALLEL
 static unsigned
 test_min_threshold(hid_t orig_fapl, const char *env_h5_drvr)
 {
@@ -1699,6 +1710,7 @@ error:
     return 1;
 
 } /* test_min_threshold */
+#endif
 
 
 /*-------------------------------------------------------------------------
@@ -1731,6 +1743,7 @@ error:
  *
  *-------------------------------------------------------------------------
  */
+#ifndef H5_HAVE_PARALLEL
 static unsigned
 test_stats_collection(hid_t orig_fapl, const char *env_h5_drvr)
 {
@@ -2002,6 +2015,7 @@ error:
 
     return 1;
 } /* test_stats_collection */
+#endif
 
 
 /*-------------------------------------------------------------------------
diff --git a/test/tmisc.c b/test/tmisc.c
index d637802..b1a3ef1 100644
--- a/test/tmisc.c
+++ b/test/tmisc.c
@@ -128,15 +128,12 @@ typedef struct
 /* Definitions for misc. test #8 */
 #define MISC8_FILE              "tmisc8.h5"
 #define MISC8_DSETNAME1         "Dataset1"
-#define MISC8_DSETNAME2         "Dataset2"
-#define MISC8_DSETNAME3         "Dataset3"
 #define MISC8_DSETNAME4         "Dataset4"
 #define MISC8_DSETNAME5         "Dataset5"
-#define MISC8_DSETNAME6         "Dataset6"
+#ifndef H5_HAVE_PARALLEL
 #define MISC8_DSETNAME7         "Dataset7"
+#endif
 #define MISC8_DSETNAME8         "Dataset8"
-#define MISC8_DSETNAME9         "Dataset9"
-#define MISC8_DSETNAME10        "Dataset10"
 #define MISC8_RANK              2
 #define MISC8_DIM0              50
 #define MISC8_DIM1              50
diff --git a/testpar/t_bigio.c b/testpar/t_bigio.c
index 12c1023..b681a2a 100644
--- a/testpar/t_bigio.c
+++ b/testpar/t_bigio.c
@@ -27,7 +27,6 @@ const char *FILENAME[3]={ "bigio_test.h5",
 #define DATASET2 "DSET2"
 #define DATASET3 "DSET3"
 #define DATASET4 "DSET4"
-#define DATASET5 "DSET5"
 #define DXFER_COLLECTIVE_IO 0x1  /* Collective IO*/
 #define DXFER_INDEPENDENT_IO 0x2 /* Independent IO collectively */
 #define DXFER_BIGCOUNT (1 < 29)
diff --git a/testpar/t_cache.c b/testpar/t_cache.c
index cde19fe..eddc3d0 100644
--- a/testpar/t_cache.c
+++ b/testpar/t_cache.c
@@ -38,7 +38,6 @@ int        failures = 0;
 hbool_t        verbose = TRUE; /* used to control error messages */
 
 #define NFILENAME 2
-#define PARATESTFILE filenames[0]
 const char *FILENAME[NFILENAME]={"CacheTestDummy", NULL};
 #ifndef PATH_MAX
 #define PATH_MAX    512
@@ -219,7 +218,9 @@ struct datum data[NUM_DATA_ENTRIES];
 #define STD_VIRT_NUM_DATA_ENTRIES    NUM_DATA_ENTRIES
 #define EXPRESS_VIRT_NUM_DATA_ENTRIES    (NUM_DATA_ENTRIES / 10)
 /* Use a smaller test size to avoid creating huge MPE logfiles. */
+#ifdef H5_HAVE_MPE
 #define MPE_VIRT_NUM_DATA_ENTIES    (NUM_DATA_ENTRIES / 100)
+#endif
 
 int virt_num_data_entries = NUM_DATA_ENTRIES;
 
diff --git a/testpar/t_coll_chunk.c b/testpar/t_coll_chunk.c
index 40cc1ca..2d758ba 100644
--- a/testpar/t_coll_chunk.c
+++ b/testpar/t_coll_chunk.c
@@ -620,7 +620,6 @@ coll_chunktest(const char* filename,
   size_t  num_points;           /* for point selection */
   hsize_t *coords = NULL;       /* for point selection */
   hsize_t current_dims;         /* for point selection */
-  int i;
 
   /* set up MPI parameters */
   MPI_Comm_size(comm,&mpi_size);
diff --git a/testpar/t_coll_md_read.c b/testpar/t_coll_md_read.c
index 912388c..c0fe04b 100644
--- a/testpar/t_coll_md_read.c
+++ b/testpar/t_coll_md_read.c
@@ -34,7 +34,6 @@
 
 #define MULTI_CHUNK_IO_ADDRMAP_ISSUE_DIMS 2
 
-#define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_NO_SEL_PROCESS (mpi_rank == mpi_size - 1)
 #define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_DATASET_NAME   "linked_chunk_io_sort_chunk_issue"
 #define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_Y_DIM_SCALE    20000
 #define LINK_CHUNK_IO_SORT_CHUNK_ISSUE_CHUNK_SIZE     1
diff --git a/testpar/t_dset.c b/testpar/t_dset.c
index 6c91a41..c23343a 100644
--- a/testpar/t_dset.c
+++ b/testpar/t_dset.c
@@ -567,7 +567,6 @@ dataset_writeAll(void)
     size_t  num_points;         /* for point selection */
     hsize_t *coords = NULL;     /* for point selection */
     hsize_t current_dims;       /* for point selection */
-    int i;
 
     herr_t ret;             /* Generic return value */
     int mpi_size, mpi_rank;
@@ -1098,7 +1097,6 @@ dataset_readAll(void)
 
     size_t num_points;          /* for point selection */
     hsize_t *coords = NULL;     /* for point selection */
-    hsize_t current_dims;       /* for point selection */
     int i,j,k;
 
     herr_t ret;             /* Generic return value */
@@ -3470,8 +3468,9 @@ actual_io_mode_tests(void) {
  * Programmer: Jonathan Kim
  * Date: Aug, 2012
  */
+#ifdef LATER
 #define DSET_NOCOLCAUSE "nocolcause"
-#define NELM          2
+#endif
 #define FILE_EXTERNAL "nocolcause_extern.data"
 static void
 test_no_collective_cause_mode(int selection_mode)
@@ -3482,7 +3481,6 @@ test_no_collective_cause_mode(int selection_mode)
     uint32_t no_collective_cause_global_write = 0;
     uint32_t no_collective_cause_global_read = 0;
     uint32_t no_collective_cause_global_expected = 0;
-    hsize_t coord[NELM][RANK];
 
     const char  * filename;
     const char  * test_name;
@@ -3797,6 +3795,7 @@ test_no_collective_cause_mode(int selection_mode)
  * Programmer: Jonathan Kim
  * Date: Aug, 2012
  */
+#ifdef LATER
 static void
 test_no_collective_cause_mode_filter(int selection_mode)
 {
@@ -4008,6 +4007,7 @@ test_no_collective_cause_mode_filter(int selection_mode)
     HDfree(buffer);
     return;
 }
+#endif
 
 /* Function: no_collective_cause_tests
  *
diff --git a/testpar/t_filter_read.c b/testpar/t_filter_read.c
index 28baed5..15aec2d 100644
--- a/testpar/t_filter_read.c
+++ b/testpar/t_filter_read.c
@@ -215,7 +215,6 @@ test_filter_read(void)
     unsigned    disable_partial_chunk_filters; /* Whether filters are disabled on partial chunks */
     herr_t      hrc;
     const char *filename;
-    hsize_t     fletcher32_size;       /* Size of dataset with Fletcher32 checksum */
 
 #ifdef H5_HAVE_FILTER_DEFLATE
     hsize_t     deflate_size;       /* Size of dataset with deflate filter */
diff --git a/testpar/t_span_tree.c b/testpar/t_span_tree.c
index 9a4ac4d..65ee03d 100644
--- a/testpar/t_span_tree.c
+++ b/testpar/t_span_tree.c
@@ -662,7 +662,7 @@ void coll_write_test(int chunk_factor)
  *-------------------------------------------------------------------------
  */
 static void
-coll_read_test(int chunk_factor)
+coll_read_test(int H5_ATTR_UNUSED chunk_factor)
 {
 
   const   char *filename;
@@ -923,7 +923,9 @@ coll_read_test(int chunk_factor)
 ****************************************************************/
 
 #define LDSCT_DS_RANK    5
+#if LOWER_DIM_SIZE_COMP_TEST__RUN_TEST__DEBUG
 #define LOWER_DIM_SIZE_COMP_TEST_DEBUG_TARGET_RANK 0
+#endif
 
 #define LOWER_DIM_SIZE_COMP_TEST__SELECT_CHECKER_BOARD__DEBUG 0
 
diff --git a/tools/lib/h5tools_utils.c b/tools/lib/h5tools_utils.c
index 47ce690..da19e6a 100644
--- a/tools/lib/h5tools_utils.c
+++ b/tools/lib/h5tools_utils.c
@@ -1277,9 +1277,9 @@ done:
  *-----------------------------------------------------------------------------
  */
 int
-h5tools_set_configured_fapl(hid_t      fapl_id,
-                           const char  vfd_name[],
-                           void       *fapl_t_ptr)
+h5tools_set_configured_fapl(hid_t               fapl_id,
+                           const char           vfd_name[],
+                           void H5_ATTR_UNUSED *fapl_t_ptr)
 {
     int ret_value = 1;
 
diff --git a/tools/src/h5diff/ph5diff_main.c b/tools/src/h5diff/ph5diff_main.c
index 380ab3b..87221fd 100644
--- a/tools/src/h5diff/ph5diff_main.c
+++ b/tools/src/h5diff/ph5diff_main.c
@@ -304,7 +304,7 @@ void print_manager_output(void)
  *
  *-------------------------------------------------------------------------
  */
-void h5diff_exit(int status)
+void h5diff_exit(int H5_ATTR_UNUSED status)
 {
     /* if in parallel mode, dismiss workers, close down MPI, then exit */
     if(g_Parallel) {
diff --git a/tools/src/h5repack/h5repack_main.c b/tools/src/h5repack/h5repack_main.c
index c628beb..c0c8a2a 100644
--- a/tools/src/h5repack/h5repack_main.c
+++ b/tools/src/h5repack/h5repack_main.c
@@ -281,7 +281,7 @@ int read_info(const char *filename, pack_opt_t *options)
     char comp_info[1024];
     FILE *fp = NULL;
     char c;
-    int i, rc = 1;
+    int i;
     int ret_value = EXIT_SUCCESS;
 
     if (NULL == (fp = HDfopen(filename, "r"))) {
diff --git a/tools/test/h5repack/h5repackgentest.c b/tools/test/h5repack/h5repackgentest.c
index aaac285..87ca31c 100644
--- a/tools/test/h5repack/h5repackgentest.c
+++ b/tools/test/h5repack/h5repackgentest.c
@@ -314,7 +314,6 @@ generate_f32le(hbool_t external) {
 int
 main(void) {
     int i = 0;
-    int ret_value = 0;
 
     for (i = 0; i < 2; i++) {
         hbool_t external = (i & 1) ? TRUE : FALSE;
diff --git a/tools/test/perform/perf.c b/tools/test/perform/perf.c
index 34b8a2d..fd7d9de 100644
--- a/tools/test/perform/perf.c
+++ b/tools/test/perform/perf.c
@@ -118,7 +118,7 @@ extern char *optarg;
 int main(int argc, char **argv)
 {
     char *buf, *tmp, *buf2, *tmp2, *check;
-    int i, j, mynod=0, nprocs=1, err, my_correct = 1, correct, myerrno;
+    int i, j, mynod=0, nprocs=1, my_correct = 1, correct, myerrno;
     double stim, etim;
     double write_tim = 0;
     double read_tim = 0;
@@ -127,10 +127,6 @@ int main(int argc, char **argv)
     double min_read_tim, min_write_tim;
     double ave_read_tim, ave_write_tim;
     int64_t iter_jump = 0;
-    int64_t seek_position = 0;
-    MPI_File fh;
-    MPI_Status status;
-    int nchars;
     char filename[MAX_PATH];
     herr_t ret;           /* Generic return value */
 
diff --git a/tools/test/perform/pio_engine.c b/tools/test/perform/pio_engine.c
index 77c04ab..44f9b0a 100644
--- a/tools/test/perform/pio_engine.c
+++ b/tools/test/perform/pio_engine.c
@@ -54,24 +54,15 @@
 
 /* sizes of various items. these sizes won't change during program execution */
 /* The following three must have the same type */
-#define ELMT_SIZE           (sizeof(unsigned char))     /* we're doing bytes */
-#define ELMT_MPI_TYPE       MPI_BYTE
 #define ELMT_H5_TYPE        H5T_NATIVE_UCHAR
 
 #define GOTOERROR(errcode)  { ret_code = errcode; goto done; }
-#define GOTODONE        { goto done; }
 #define ERRMSG(mesg) {                                                  \
     HDfprintf(stderr, "Proc %d: ", pio_mpi_rank_g);                       \
     HDfprintf(stderr, "*** Assertion failed (%s) at line %4d in %s\n",    \
         mesg, (int)__LINE__, __FILE__);                             \
 }
 
-#define MSG(mesg) {                                     \
-    HDfprintf(stderr, "Proc %d: ", pio_mpi_rank_g);       \
-    HDfprintf(stderr, "(%s) at line %4d in %s\n",         \
-        mesg, (int)__LINE__, __FILE__);             \
-}
-
 /* verify: if val is false (0), print mesg. */
 #define VRFY(val, mesg) do {                            \
     if (!val) {                                         \