use getArgOperand (corrected by CallInst::ArgOffset) instead of getOperand
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107275 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/InstCombine/InstCombineCalls.cpp b/lib/Transforms/InstCombine/InstCombineCalls.cpp
index cb54b0c..85251a8 100644
--- a/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -772,13 +772,13 @@
NewInstruction = IC->ReplaceInstUsesWith(*CI, With);
}
bool isFoldable(unsigned SizeCIOp, unsigned SizeArgOp, bool isString) const {
- if (ConstantInt *SizeCI = dyn_cast<ConstantInt>(CI->getOperand(SizeCIOp))) {
+ if (ConstantInt *SizeCI = dyn_cast<ConstantInt>(CI->getArgOperand(SizeCIOp - CallInst::ArgOffset))) {
if (SizeCI->isAllOnesValue())
return true;
if (isString)
return SizeCI->getZExtValue() >=
- GetStringLength(CI->getOperand(SizeArgOp));
- if (ConstantInt *Arg = dyn_cast<ConstantInt>(CI->getOperand(SizeArgOp)))
+ GetStringLength(CI->getArgOperand(SizeArgOp - CallInst::ArgOffset));
+ if (ConstantInt *Arg = dyn_cast<ConstantInt>(CI->getArgOperand(SizeArgOp - CallInst::ArgOffset)))
return SizeCI->getZExtValue() >= Arg->getZExtValue();
}
return false;