From e77a01d79a48e15c94c89e4aa4bd27424a96b49b Mon Sep 17 00:00:00 2001
From: yronglin <yronglin777@gmail.com>
Date: Sat, 20 Jul 2024 20:41:00 +0800
Subject: =?UTF-8?q?[Clang]=20Implement=20P3034R1=20Module=20Declarations?=
 =?UTF-8?q?=20Shouldn=E2=80=99t=20be=20Macros=20(#90574)?=
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This PR implement [P3034R1 Module Declarations Shouldn’t be
Macros](https://wg21.link/P3034R1), and refactor the convoluted state
machines in module name lexical analysis.

---------

Signed-off-by: yronglin <yronglin777@gmail.com>
Co-authored-by: Aaron Ballman <aaron@aaronballman.com>
Co-authored-by: cor3ntin <corentinjabot@gmail.com>
---
 clang/lib/Parse/ParseDecl.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Parse/ParseDecl.cpp')

diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp
index 7ce9a9c..577527d 100644
--- a/clang/lib/Parse/ParseDecl.cpp
+++ b/clang/lib/Parse/ParseDecl.cpp
@@ -3958,7 +3958,13 @@ void Parser::ParseDeclarationSpecifiers(
 
       // We're done with the declaration-specifiers.
       goto DoneWithDeclSpec;
-
+    case tok::annot_module_name: {
+      PP.EnterTokenStream(
+          Tok.getAnnotationValueAs<ModuleNameInfo *>()->getTokens(),
+          /*DisableMacroExpansion=*/true, /*IsReinject=*/false);
+      ConsumeAnyToken();
+      [[fallthrough]];
+    }
       // typedef-name
     case tok::kw___super:
     case tok::kw_decltype:
-- 
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