Use pop_back_val instead of back followed by pop_back.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122876 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/LoopInstSimplify.cpp b/lib/Transforms/Scalar/LoopInstSimplify.cpp
index 22ec48d..da57e6f 100644
--- a/lib/Transforms/Scalar/LoopInstSimplify.cpp
+++ b/lib/Transforms/Scalar/LoopInstSimplify.cpp
@@ -82,8 +82,7 @@
VisitStack.push_back(L->getHeader());
while (!VisitStack.empty()) {
- BasicBlock *BB = VisitStack.back();
- VisitStack.pop_back();
+ BasicBlock *BB = VisitStack.pop_back_val();
// Simplify instructions in the current basic block.
for (BasicBlock::iterator BI = BB->begin(), BE = BB->end(); BI != BE;) {