1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/tools/llvm-mca/Views/RetireControlUnitStatistics.h b/llvm/tools/llvm-mca/Views/RetireControlUnitStatistics.h
index e9be542a786..9a4821ec31a 100644
--- a/llvm/tools/llvm-mca/Views/RetireControlUnitStatistics.h
+++ b/llvm/tools/llvm-mca/Views/RetireControlUnitStatistics.h
@@ -30,6 +30,7 @@
 #include "llvm/MC/MCSubtargetInfo.h"
 #include <map>
 
+namespace llvm {
 namespace mca {
 
 class RetireControlUnitStatistics : public View {
@@ -54,5 +55,6 @@ public:
   void printView(llvm::raw_ostream &OS) const override;
 };
 } // namespace mca
+} // namespace llvm
 
 #endif