Make the code do what the comment says it does.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60431 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 35bfae8..96ed932 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -598,10 +598,11 @@
// If InsertLoop is not L, and InsertLoop is nested inside of L, figure out
// the preheader of the outer-most loop where NewBase is not loop invariant.
- while (InsertLoop && NewBase->isLoopInvariant(InsertLoop)) {
- BaseInsertPt = InsertLoop->getLoopPreheader()->getTerminator();
- InsertLoop = InsertLoop->getParentLoop();
- }
+ if (L->contains(IP->getParent()))
+ while (InsertLoop && NewBase->isLoopInvariant(InsertLoop)) {
+ BaseInsertPt = InsertLoop->getLoopPreheader()->getTerminator();
+ InsertLoop = InsertLoop->getParentLoop();
+ }
// If there is no immediate value, skip the next part.
if (Imm->isZero())