1 files changed, 9 insertions, 0 deletions
diff --git a/testpar/t_shapesame.c b/testpar/t_shapesame.c
index 00b6ee5..8f89f9f 100644
--- a/testpar/t_shapesame.c
+++ b/testpar/t_shapesame.c
@@ -4753,6 +4753,15 @@ int main(int argc, char **argv)
 	printf("PHDF5 TESTS START\n");
 	printf("===================================\n");
     }
+
+    /* Attempt to turn off atexit post processing so that in case errors
+     * happen during the test and the process is aborted, it will not get
+     * hang in the atexit post processing in which it may try to make MPI
+     * calls.  By then, MPI calls may not work.
+     */
+    if (H5dont_atexit() < 0){
+	printf("Failed to turn off atexit processing. Continue.\n", mpi_rank);
+    };
     H5open();
     h5_show_hostname();