1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/SCCVN.cpp b/llvm/lib/Transforms/Scalar/SCCVN.cpp
index f91fbdaa4f2..9685a2945f8 100644
--- a/llvm/lib/Transforms/Scalar/SCCVN.cpp
+++ b/llvm/lib/Transforms/Scalar/SCCVN.cpp
@@ -678,8 +678,7 @@ bool SCCVN::runOnFunction(Function& F) {
           stack.push_back(*PI);
       
       while (!stack.empty()) {
-        BasicBlock* CurrBB = stack.back();
-        stack.pop_back();
+        BasicBlock* CurrBB = stack.pop_back_val();
         visited.insert(CurrBB);
         
         ValueNumberScope* S = BBMap[CurrBB];