X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=lib%2FTransforms%2FInstrumentation%2FAddressSanitizer.cpp;h=d99bb87fd4c7800749915749334713392cfef1ab;hb=bd0052a0f26f04b8fcf59e8f645e5e33751e1f6e;hp=75f42f30fab1036bf7f6232859e506f1c7f6bc75;hpb=324d96b9e265b0fd8bf63a28340910def64e2164;p=oota-llvm.git

diff --git a/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index 75f42f30fab..d99bb87fd4c 100644
--- a/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -1148,6 +1148,10 @@ bool AddressSanitizer::poisonStackInFunction(Function &F) {
     }
   }
 
+  // We are done. Remove the old unused alloca instructions.
+  for (size_t i = 0, n = AllocaVec.size(); i < n; i++)
+    AllocaVec[i]->eraseFromParent();
+
   if (ClDebugStack) {
     DEBUG(dbgs() << F);
   }