1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/RegAlloc/LiveRange.h b/llvm/lib/CodeGen/RegAlloc/LiveRange.h
index aa409c63fbc..d6e2cf63072 100644
--- a/llvm/lib/CodeGen/RegAlloc/LiveRange.h
+++ b/llvm/lib/CodeGen/RegAlloc/LiveRange.h
@@ -21,6 +21,8 @@
 #include "llvm/Value.h"
 #include "llvm/CodeGen/ValueSet.h"
 
+namespace llvm {
+
 class RegClass;
 class IGNode;
 
@@ -177,4 +179,6 @@ public:
   }
 };
 
+} // End llvm namespace
+
 #endif