Address comments

Author: camc

clang/docs/ReleaseNotes.rst

@@ -324,8 +324,6 @@ Bug Fixes to Attribute Support
   is skipped, such as error recovery and code completion. (#GH153551)
 - Using ``[[gnu::cleanup(some_func)]]`` where some_func is annotated with
   ``[[gnu::error("some error")]]`` now correctly triggers an error. (#GH146520)
-- Stop rejecting C++11-style attributes on the first argument of constructors in older
-  standards. (#GH156809).
 
 Bug Fixes to C++ Support
 ^^^^^^^^^^^^^^^^^^^^^^^^
@@ -351,6 +349,8 @@ Bug Fixes to C++ Support
   authentication enabled. (#GH152601)
 - Fix the check for narrowing int-to-float conversions, so that they are detected in
   cases where converting the float back to an integer is undefined behaviour (#GH157067).
+- Stop rejecting C++11-style attributes on the first argument of constructors in older
+  standards. (#GH156809).
 
 Bug Fixes to AST Handling
 ^^^^^^^^^^^^^^^^^^^^^^^^^

clang/lib/Parse/ParseDecl.cpp

@@ -6007,10 +6007,9 @@ bool Parser::isConstructorDeclarator(bool IsUnqualified, bool DeductionGuide,
 
   // A C++11 attribute here signals that we have a constructor, and is an
   // attribute on the first constructor parameter.
-  if (getLangOpts().CPlusPlus &&
-      isCXX11AttributeSpecifier(/*Disambiguate*/ false,
+  if (isCXX11AttributeSpecifier(/*Disambiguate*/ false,
                                 /*OuterMightBeMessageSend*/ true) !=
-          CXX11AttributeKind::NotAttributeSpecifier) {
+      CXX11AttributeKind::NotAttributeSpecifier) {
     return true;
   }