[mpich-commits] [mpich] MPICH primary repository branch, master, updated. v3.2rc1-21-gb562566

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http://git.mpich.org/mpich.git/commitdiff/b5625665e0bbf4df1e8c44a18b7a9634e0ebea39

commit b5625665e0bbf4df1e8c44a18b7a9634e0ebea39
Author: Hari Subramoni <subramoni.1 at osu.edu>
Date:   Fri Oct 30 14:47:37 2015 -0500

    test/mpi/pt2pt: check large message count
    
    MPICH now manages byte counts in MPI_Status > INT_MAX, so this
    check should be performed.

diff --git a/test/mpi/pt2pt/large_message.c b/test/mpi/pt2pt/large_message.c
index 8c343e5..cc0526a 100644
--- a/test/mpi/pt2pt/large_message.c
+++ b/test/mpi/pt2pt/large_message.c
@@ -15,6 +15,7 @@ int main(int argc, char *argv[])
 {
     int ierr, i, size, rank;
     int cnt = 270000000;
+    int stat_cnt = 0;
     MPI_Status status;
     long long *cols;
     int errs = 0;
@@ -57,8 +58,11 @@ int main(int argc, char *argv[])
         for (i = 0; i < cnt; i++)
             cols[i] = -1;
         ierr = MPI_Recv(cols, cnt, MPI_LONG_LONG_INT, 0, 0, MPI_COMM_WORLD, &status);
-        /* ierr = MPI_Get_count(&status,MPI_LONG_LONG_INT,&cnt);
-         * Get_count still fails because count is not 64 bit */
+        ierr = MPI_Get_count(&status,MPI_LONG_LONG_INT,&stat_cnt);
+        if (cnt != stat_cnt) {
+            fprintf(stderr, "Output of MPI_Get_count (%d) does not match expected count (%d).\n", stat_cnt, cnt);
+            errs++;
+        }
         for (i = 0; i < cnt; i++) {
             if (cols[i] != i) {
                 /*printf("Rank %d, cols[i]=%lld, should be %d\n", rank, cols[i], i); */

-----------------------------------------------------------------------

Summary of changes:
 test/mpi/pt2pt/large_message.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)


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