Preserve tail marker
llvm-svn: 21737
diff --git a/llvm/lib/Transforms/Scalar/LowerAllocations.cpp b/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
index 71b45fd..1502fab 100644
--- a/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerAllocations.cpp
@@ -150,6 +150,7 @@
// Create the call to Malloc...
CallInst *MCall = new CallInst(MallocFunc, MallocArgs, "", I);
+ MCall->setTailCall();
// Create a cast instruction to convert to the right type...
Value *MCast;
@@ -180,7 +181,7 @@
FreeArgs.push_back(Constant::getNullValue(FreeFTy->getParamType(i)));
// Insert a call to the free function...
- new CallInst(FreeFunc, FreeArgs, "", I);
+ (new CallInst(FreeFunc, FreeArgs, "", I))->setTailCall();
// Delete the old free instruction
I = --BBIL.erase(I);