1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/tools/llvm-mca/include/HardwareUnits/ResourceManager.h b/llvm/tools/llvm-mca/include/HardwareUnits/ResourceManager.h
index dfac15f53fc..bf7c1e67115 100644
--- a/llvm/tools/llvm-mca/include/HardwareUnits/ResourceManager.h
+++ b/llvm/tools/llvm-mca/include/HardwareUnits/ResourceManager.h
@@ -23,6 +23,7 @@
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/MC/MCSchedule.h"
 
+namespace llvm {
 namespace mca {
 
 /// Used to notify the internal state of a processor resource.
@@ -357,5 +358,6 @@ public:
 #endif
 };
 } // namespace mca
+} // namespace llvm
 
 #endif // LLVM_TOOLS_LLVM_MCA_RESOURCE_MANAGER_H