Replace virtual with override.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@208324 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/TargetInfo.cpp

@@ -6218,8 +6218,8 @@ class XCoreTargetCodeGenInfo : public TargetCodeGenInfo {
 public:
   XCoreTargetCodeGenInfo(CodeGenTypes &CGT)
     :TargetCodeGenInfo(new XCoreABIInfo(CGT)) {}
-  virtual void emitTargetMD(const Decl *D, llvm::GlobalValue *GV,
-                            CodeGen::CodeGenModule &M) const;
+  void emitTargetMD(const Decl *D, llvm::GlobalValue *GV,
+                    CodeGen::CodeGenModule &M) const override;
 };
 
 } // End anonymous namespace.