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

llvm-svn: 202953
diff --git a/llvm/lib/Transforms/Utils/LowerInvoke.cpp b/llvm/lib/Transforms/Utils/LowerInvoke.cpp
index 9799a30..f699c47 100644
--- a/llvm/lib/Transforms/Utils/LowerInvoke.cpp
+++ b/llvm/lib/Transforms/Utils/LowerInvoke.cpp
@@ -80,10 +80,10 @@
         useExpensiveEHSupport(useExpensiveEHSupport) {
       initializeLowerInvokePass(*PassRegistry::getPassRegistry());
     }
-    bool doInitialization(Module &M);
-    bool runOnFunction(Function &F);
+    bool doInitialization(Module &M) override;
+    bool runOnFunction(Function &F) override;
 
-    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+    void getAnalysisUsage(AnalysisUsage &AU) const override {
       // This is a cluster of orthogonal Transforms
       AU.addPreserved("mem2reg");
       AU.addPreservedID(LowerSwitchID);