Use a more correct atomic increment style. This isn't really necessary in

this case, but it should help avoid issues in the future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74178 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/IPA/Andersens.cpp b/lib/Analysis/IPA/Andersens.cpp
index a22a2fbd0aaeb485cb95485b680667c6c953f764..4ace049afa59dea3f5f50589ffcadfd83d7a171a 100644 (file)
--- a/lib/Analysis/IPA/Andersens.cpp
+++ b/lib/Analysis/IPA/Andersens.cpp
@@ -285,8 +285,8 @@ namespace {
 
       // Timestamp a node (used for work list prioritization)
       void Stamp() {
-        Timestamp = Counter;
-        sys::AtomicIncrement(&Counter);
+        Timestamp = sys::AtomicIncrement(&Counter);
+        --Timestamp;
       }
 
       bool isRep() const {