[polly] r312480 - [CodegenCleanup] Use old GVN pass instead of NewGVN

[Tobias Grosser via llvm-commits]

Author: grosser
Date: Mon Sep  4 04:04:33 2017
New Revision: 312480

URL: http://llvm.org/viewvc/llvm-project?rev=312480&view=rev
Log:
[CodegenCleanup] Use old GVN pass instead of NewGVN

It seems NewGVN still has some problems: llvm.org/PR34452, we will switch back
after they have been resolved.

Modified:
    polly/trunk/lib/CodeGen/CodegenCleanup.cpp

Modified: polly/trunk/lib/CodeGen/CodegenCleanup.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/CodeGen/CodegenCleanup.cpp?rev=312480&r1=312479&r2=312480&view=diff
==============================================================================
--- polly/trunk/lib/CodeGen/CodegenCleanup.cpp (original)
+++ polly/trunk/lib/CodeGen/CodegenCleanup.cpp Mon Sep  4 04:04:33 2017
@@ -18,6 +18,8 @@
 #include "llvm/PassSupport.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Transforms/Scalar.h"
+#include "llvm/Transforms/Scalar/GVN.h"
+
 #define DEBUG_TYPE "polly-cleanup"
 
 using namespace llvm;
@@ -68,7 +70,7 @@ public:
     FPM->add(createCFGSimplificationPass());
     FPM->add(createReassociatePass());
     FPM->add(createLoopRotatePass());
-    FPM->add(createNewGVNPass());
+    FPM->add(createGVNPass());
     FPM->add(createLICMPass());
     FPM->add(createLoopUnswitchPass());
     FPM->add(createCFGSimplificationPass());