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Diffstat (limited to 'lib/Transforms/Utils/LoopVersioning.cpp')
-rw-r--r--lib/Transforms/Utils/LoopVersioning.cpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Transforms/Utils/LoopVersioning.cpp b/lib/Transforms/Utils/LoopVersioning.cpp
index abbcd5f9e3b8..a9a480a4b7f9 100644
--- a/lib/Transforms/Utils/LoopVersioning.cpp
+++ b/lib/Transforms/Utils/LoopVersioning.cpp
@@ -1,9 +1,8 @@
//===- LoopVersioning.cpp - Utility to version a loop ---------------------===//
//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
@@ -281,8 +280,9 @@ public:
bool Changed = false;
for (Loop *L : Worklist) {
const LoopAccessInfo &LAI = LAA->getInfo(L);
- if (L->isLoopSimplifyForm() && (LAI.getNumRuntimePointerChecks() ||
- !LAI.getPSE().getUnionPredicate().isAlwaysTrue())) {
+ if (L->isLoopSimplifyForm() && !LAI.hasConvergentOp() &&
+ (LAI.getNumRuntimePointerChecks() ||
+ !LAI.getPSE().getUnionPredicate().isAlwaysTrue())) {
LoopVersioning LVer(LAI, L, LI, DT, SE);
LVer.versionLoop();
LVer.annotateLoopWithNoAlias();