https://github.com/hubert-reinterpretcast commented:
Macro expansion is supposed to be allowed in a module directive. ```cpp export module m ATTR(); // expected-no-diagnostics ``` ``` $ clang -cc1 -verify -std=c++26 moduleattrib.cc -D'ATTR(X)=[[X]]' error: 'expected-error' diagnostics seen but not expected: File moduleattrib.cc Line 1: 'module' directive must end with a ';' on the same line File moduleattrib.cc Line 1: a type specifier is required for all declarations 2 errors generated. Return: 0x01:1 Sun Sep 21 18:09:33 2025 EDT ``` ``` $ oldclang -cc1 -verify -std=c++26 moduleattrib.cc -D'ATTR(X)=[[X]]' Return: 0x00:0 Sun Sep 21 18:10:11 2025 EDT ``` https://github.com/llvm/llvm-project/pull/107168 _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
