InstCombine: Respect recursion depth in visitUDivOperand
llvm-svn: 216817
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
index e7b8ed7..3f86ddf 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
@@ -936,10 +936,10 @@
return 0;
if (SelectInst *SI = dyn_cast<SelectInst>(Op1))
- if (size_t LHSIdx = visitUDivOperand(Op0, SI->getOperand(1), I, Actions))
- if (visitUDivOperand(Op0, SI->getOperand(2), I, Actions)) {
- Actions.push_back(UDivFoldAction((FoldUDivOperandCb)nullptr, Op1,
- LHSIdx-1));
+ if (size_t LHSIdx =
+ visitUDivOperand(Op0, SI->getOperand(1), I, Actions, Depth))
+ if (visitUDivOperand(Op0, SI->getOperand(2), I, Actions, Depth)) {
+ Actions.push_back(UDivFoldAction(nullptr, Op1, LHSIdx - 1));
return Actions.size();
}