1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
index 8ced4946c83..b28c29f40d9 100644
--- a/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
+++ b/llvm/lib/Transforms/Scalar/LowerAtomic.cpp
@@ -112,6 +112,8 @@ namespace {
       initializeLowerAtomicPass(*PassRegistry::getPassRegistry());
     }
     bool runOnBasicBlock(BasicBlock &BB) {
+      if (skipOptnoneFunction(BB))
+        return false;
       bool Changed = false;
       for (BasicBlock::iterator DI = BB.begin(), DE = BB.end(); DI != DE; ) {
         Instruction *Inst = DI++;