X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d0ffc37686edcc803601f76ab51fdfed5fc2f241..550e68e2d3bb08b56b4c900ba701e07f38882b19:/teshsuite/smpi/mpich3-test/coll/allred6.c

diff --git a/teshsuite/smpi/mpich3-test/coll/allred6.c b/teshsuite/smpi/mpich3-test/coll/allred6.c
index ba829e1494..65629ded94 100644
--- a/teshsuite/smpi/mpich3-test/coll/allred6.c
+++ b/teshsuite/smpi/mpich3-test/coll/allred6.c
@@ -67,6 +67,14 @@ int main( int argc, char *argv[] )
     }
     MPI_Op_free( &op );
 
+#if MTEST_HAVE_MIN_MPI_VERSION(2,2)
+    /* Check to make sure that aliasing is disallowed correctly */
+    MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);
+    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+    if (MPI_SUCCESS == MPI_Allreduce(&rank, &rank, 1, MPI_INT, MPI_OP_NULL, MPI_COMM_WORLD))
+        errs++;
+#endif
+
     MTest_Finalize( errs );
     MPI_Finalize();
     return 0;