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authorBenjamin Kramer <benny.kra@googlemail.com>2011-07-28 01:20:19 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2011-07-28 01:20:19 +0000
commite71b9c446dd5d984bd8a7f603ccce96febfa678a (patch)
treec83b6606b51a59493303d79b758cb38ab1378d16 /llvm/lib/Transforms/Scalar/LowerAtomic.cpp
parentb0f3ae60cb2869465f806a8086f33efe4c1c9640 (diff)
downloadbcm5719-llvm-e71b9c446dd5d984bd8a7f603ccce96febfa678a.tar.gz
bcm5719-llvm-e71b9c446dd5d984bd8a7f603ccce96febfa678a.zip
Fix a use after free. An instruction can't be both an intrinsic call and a fence.
llvm-svn: 136319
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LowerAtomic.cpp')
-rw-r--r--llvm/lib/Transforms/Scalar/LowerAtomic.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
index 7f4d9e9c43e..0954f77f3bf 100644
--- a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
@@ -132,7 +132,7 @@ namespace {
Instruction *Inst = DI++;
if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(Inst))
Changed |= LowerAtomicIntrinsic(II);
- if (FenceInst *FI = dyn_cast<FenceInst>(Inst))
+ else if (FenceInst *FI = dyn_cast<FenceInst>(Inst))
Changed |= LowerFenceInst(FI);
}
return Changed;
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