Fix a warning reported by clang but not by gcc.

llvm-svn: 334449

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/include/llvm/ProfileData/SampleProfWriter.h b/llvm/include/llvm/ProfileData/SampleProfWriter.h
index f76c14f7c09..74dc839ff04 100644
--- a/llvm/include/llvm/ProfileData/SampleProfWriter.h
+++ b/llvm/include/llvm/ProfileData/SampleProfWriter.h
@@ -110,7 +110,7 @@ public:
 protected:
   virtual std::error_code writeNameTable() = 0;
   virtual std::error_code writeMagicIdent() = 0;
-  std::error_code writeHeader(const StringMap<FunctionSamples> &ProfileMap);
+  std::error_code writeHeader(const StringMap<FunctionSamples> &ProfileMap) override;
   std::error_code writeSummary();
   std::error_code writeNameIdx(StringRef FName);
   std::error_code writeBody(const FunctionSamples &S);