Revert r247216: "Fix Clang-tidy misc-use-override warnings, other minor fixes"

This caused build breakges, e.g.
http://lab.llvm.org:8011/builders/clang-x86_64-ubuntu-gdb-75/builds/24926

llvm-svn: 247226

1 files changed, 4 insertions, 3 deletions

diff --git a/llvm/lib/Transforms/Instrumentation/SafeStack.cpp b/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
index cf68653afc6..0ea61e439c5 100644
--- a/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
+++ b/llvm/lib/Transforms/Instrumentation/SafeStack.cpp
@@ -220,11 +220,11 @@ public:
     initializeSafeStackPass(*PassRegistry::getPassRegistry());
   }
 
-  void getAnalysisUsage(AnalysisUsage &AU) const override {
+  virtual void getAnalysisUsage(AnalysisUsage &AU) const {
     AU.addRequired<AAResultsWrapperPass>();
   }
 
-  bool doInitialization(Module &M) override {
+  virtual bool doInitialization(Module &M) {
     DL = &M.getDataLayout();
 
     StackPtrTy = Type::getInt8PtrTy(M.getContext());
@@ -235,7 +235,8 @@ public:
     return false;
   }
 
-  bool runOnFunction(Function &F) override;
+  bool runOnFunction(Function &F);
+
 }; // class SafeStack
 
 Constant *SafeStack::getOrCreateUnsafeStackPtr(Module &M) {