[C++11] Add 'override' keyword to virtual methods that override their base class.

llvm-svn: 203339
diff --git a/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
index c3c1888..5a9ecd7 100644
--- a/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
@@ -33,8 +33,8 @@
 
   class OcamlGCMetadataPrinter : public GCMetadataPrinter {
   public:
-    void beginAssembly(AsmPrinter &AP);
-    void finishAssembly(AsmPrinter &AP);
+    void beginAssembly(AsmPrinter &AP) override;
+    void finishAssembly(AsmPrinter &AP) override;
   };
 
 }