diff options
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp index 67aef34a54b..4105dd89d85 100644 --- a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp +++ b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp @@ -2237,10 +2237,8 @@ void FunctionStackPoisoner::poisonStack() { IRBuilder<> IRBPoison(ThenTerm); if (StackMallocIdx <= 4) { int ClassSize = kMinStackMallocSize << StackMallocIdx; - if ((int)ShadowBytesAfterReturn.size() != ClassSize) { - ShadowBytesAfterReturn.resize(ClassSize, - kAsanStackUseAfterReturnMagic); - } + ShadowBytesAfterReturn.resize(ClassSize >> Mapping.Scale, + kAsanStackUseAfterReturnMagic); poisonRedZones(ShadowBytesAfterReturn, IRBPoison, ShadowBase, true); Value *SavedFlagPtrPtr = IRBPoison.CreateAdd( FakeStack, |
