[clang] [Clang] Implement P3034R1 Module Declarations Shouldn’t be Macros (PR #90574)

[via cfe-commits]

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@@ -2690,6 +2690,13 @@ bool Parser::ParseModuleName(
       return true;
     }
 
+    // P3034R1: Module Declarations Shouldn’t be Macros
+    if (!IsImport && Tok.getLocation().isMacroID()) {
+      Diag(Tok, diag::err_module_decl_cannot_be_macros);
+      SkipUntil(tok::semi);
+      return true;
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cor3ntin wrote:

I think we can continue here

https://github.com/llvm/llvm-project/pull/90574