diff --git a/llvm/include/llvm/MC/MCCodeView.h b/llvm/include/llvm/MC/MCCodeView.h
--- a/llvm/include/llvm/MC/MCCodeView.h
+++ b/llvm/include/llvm/MC/MCCodeView.h
@@ -146,6 +146,9 @@
   CodeViewContext();
   ~CodeViewContext();
 
+  CodeViewContext &operator=(const CodeViewContext &other) = delete;
+  CodeViewContext(const CodeViewContext &other) = delete;
+
   bool isValidFileNumber(unsigned FileNumber) const;
   bool addFile(MCStreamer &OS, unsigned FileNumber, StringRef Filename,
                ArrayRef<uint8_t> ChecksumBytes, uint8_t ChecksumKind);