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-rw-r--r--src/H5mpi.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/H5mpi.c b/src/H5mpi.c
index 31ad036..f847508 100644
--- a/src/H5mpi.c
+++ b/src/H5mpi.c
@@ -70,7 +70,7 @@ H5_mpi_set_bigio_count(hsize_t new_count)
*
*-------------------------------------------------------------------------
*/
-hsize_t
+H5_ATTR_PURE hsize_t
H5_mpi_get_bigio_count(void)
{
return bigio_count_g;
@@ -803,6 +803,7 @@ H5_mpio_get_file_sync_required(MPI_File fh, hbool_t *file_sync_required)
{
MPI_Info info_used;
int flag;
+ char *sync_env_var;
char value[MPI_MAX_INFO_VAL];
herr_t ret_value = SUCCEED;
@@ -826,7 +827,7 @@ H5_mpio_get_file_sync_required(MPI_File fh, hbool_t *file_sync_required)
HGOTO_ERROR(H5E_LIB, H5E_CANTFREE, FAIL, "can't free MPI info")
/* Force setting the flag via env variable (temp solution before the flag is implemented in MPI) */
- char *sync_env_var = HDgetenv("HDF5_DO_MPI_FILE_SYNC");
+ sync_env_var = HDgetenv("HDF5_DO_MPI_FILE_SYNC");
if (sync_env_var && (!HDstrcmp(sync_env_var, "TRUE") || !HDstrcmp(sync_env_var, "1")))
*file_sync_required = TRUE;
if (sync_env_var && (!HDstrcmp(sync_env_var, "FALSE") || !HDstrcmp(sync_env_var, "0")))