From 0e68cee62f251c45df92c71ca536142bc7d82631 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Mon, 21 Feb 2011 17:02:55 +0000 Subject: [PATCH] fix a crasher in disabled code (on variable stride loops) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126125 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Scalar/LoopIdiomRecognize.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Transforms/Scalar/LoopIdiomRecognize.cpp b/lib/Transforms/Scalar/LoopIdiomRecognize.cpp index 568a1437423..f8ce214750a 100644 --- a/lib/Transforms/Scalar/LoopIdiomRecognize.cpp +++ b/lib/Transforms/Scalar/LoopIdiomRecognize.cpp @@ -281,7 +281,7 @@ bool LoopIdiomRecognize::processLoopStore(StoreInst *SI, const SCEV *BECount) { // TODO: Could also handle negative stride here someday, that will require // the validity check in mayLoopAccessLocation to be updated though. // Enable this to print exact negative strides. - if (0 && StoreSize == -Stride->getValue()->getValue()) { + if (0 && Stride && StoreSize == -Stride->getValue()->getValue()) { dbgs() << "NEGATIVE STRIDE: " << *SI << "\n"; dbgs() << "BB: " << *SI->getParent(); }