diff options
Diffstat (limited to 'lib/Transforms/Utils/CloneFunction.cpp')
| -rw-r--r-- | lib/Transforms/Utils/CloneFunction.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Transforms/Utils/CloneFunction.cpp b/lib/Transforms/Utils/CloneFunction.cpp index a309bce544..63d7a1d52a 100644 --- a/lib/Transforms/Utils/CloneFunction.cpp +++ b/lib/Transforms/Utils/CloneFunction.cpp @@ -94,9 +94,12 @@ void llvm::CloneFunctionInto(Function *NewFunc, const Function *OldFunc, //Some arguments were deleted with the VMap. Copy arguments one by one for (Function::const_arg_iterator I = OldFunc->arg_begin(), E = OldFunc->arg_end(); I != E; ++I) - if (Argument* Anew = dyn_cast<Argument>(VMap[I])) - Anew->addAttr(OldFunc->getAttributes() - .getParamAttributes(I->getArgNo() + 1)); + if (Argument* Anew = dyn_cast<Argument>(VMap[I])) { + AttributeSet attrs = OldFunc->getAttributes() + .getParamAttributes(I->getArgNo() + 1); + if (attrs.getNumSlots() > 0) + Anew->addAttr(attrs); + } NewFunc->setAttributes(NewFunc->getAttributes() .addAttributes(NewFunc->getContext(), AttributeSet::ReturnIndex, |