1 files changed, 4 insertions, 6 deletions
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp
index dd1bc2b..3c9ab8e 100644
--- a/llvm/lib/MC/MCParser/AsmParser.cpp
+++ b/llvm/lib/MC/MCParser/AsmParser.cpp
@@ -228,11 +228,9 @@ public:
     AssemblerDialect = i;
   }
 
-  void Note(SMLoc L, const Twine &Msg, SMRange Range = std::nullopt) override;
-  bool Warning(SMLoc L, const Twine &Msg,
-               SMRange Range = std::nullopt) override;
-  bool printError(SMLoc L, const Twine &Msg,
-                  SMRange Range = std::nullopt) override;
+  void Note(SMLoc L, const Twine &Msg, SMRange Range = {}) override;
+  bool Warning(SMLoc L, const Twine &Msg, SMRange Range = {}) override;
+  bool printError(SMLoc L, const Twine &Msg, SMRange Range = {}) override;
 
   const AsmToken &Lex() override;
 
@@ -312,7 +310,7 @@ private:
 
   void printMacroInstantiations();
   void printMessage(SMLoc Loc, SourceMgr::DiagKind Kind, const Twine &Msg,
-                    SMRange Range = std::nullopt) const {
+                    SMRange Range = {}) const {
     ArrayRef<SMRange> Ranges(Range);
     SrcMgr.PrintMessage(Loc, Kind, Msg, Ranges);
   }