From babcb606fcfb6572ea85211e9540d7dbdd380214 Mon Sep 17 00:00:00 2001
From: Frederic Suter <frederic.suter@cc.in2p3.fr>
Date: Thu, 2 Mar 2017 16:22:43 +0100
Subject: [PATCH] simplify and reverse comparison for accumulates in Waitall
 (+1 for vectors!!)

---
 src/smpi/smpi_base.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/smpi/smpi_base.cpp b/src/smpi/smpi_base.cpp
index 46c20ee48c..aeb6422897 100644
--- a/src/smpi/smpi_base.cpp
+++ b/src/smpi/smpi_base.cpp
@@ -835,10 +835,9 @@ void smpi_mpi_wait(MPI_Request * request, MPI_Status * status)
     *request = MPI_REQUEST_NULL;
 }
 
-static int sort_accumulates(const void* pa, const void* pb)
+static int sort_accumulates(MPI_Request a, MPI_Request b)
 {
-  return (*static_cast<MPI_Request const*>(pa))->tag>
-                (*static_cast<MPI_Request const*>(pb))->tag;
+  return (a->tag < b->tag);
 }
 
 int smpi_mpi_waitany(int count, MPI_Request requests[], MPI_Status * status)
-- 
2.20.1