1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/tools/llvm-as/llvm-as.cpp b/llvm/tools/llvm-as/llvm-as.cpp
index b777f72..e74c202 100644
--- a/llvm/tools/llvm-as/llvm-as.cpp
+++ b/llvm/tools/llvm-as/llvm-as.cpp
@@ -122,7 +122,7 @@ int main(int argc, char **argv) {
   SMDiagnostic Err;
   auto SetDataLayout = [](StringRef) -> Optional<std::string> {
     if (ClDataLayout.empty())
-      return None;
+      return std::nullopt;
     return ClDataLayout;
   };
   ParsedModuleAndIndex ModuleAndIndex;