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

llvm-svn: 202953
diff --git a/llvm/lib/Transforms/IPO/InlineSimple.cpp b/llvm/lib/Transforms/IPO/InlineSimple.cpp
index 4162c0f..eecd9b1 100644
--- a/llvm/lib/Transforms/IPO/InlineSimple.cpp
+++ b/llvm/lib/Transforms/IPO/InlineSimple.cpp
@@ -48,12 +48,12 @@
 
   static char ID; // Pass identification, replacement for typeid
 
-  InlineCost getInlineCost(CallSite CS) {
+  InlineCost getInlineCost(CallSite CS) override {
     return ICA->getInlineCost(CS, getInlineThreshold(CS));
   }
 
-  virtual bool runOnSCC(CallGraphSCC &SCC);
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const;
+  bool runOnSCC(CallGraphSCC &SCC) override;
+  void getAnalysisUsage(AnalysisUsage &AU) const override;
 };
 
 } // end anonymous namespace