https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96680
--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> --- Created attachment 49075 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49075&action=edit C testcase - de-macro-fied version sollve_vv's 5.0/declare_variant/test_declare_variant.c