https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107636
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org Ever confirmed|0 |1 Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2022-11-11 --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Created attachment 53882 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53882&action=edit gcc13-pr107636.patch Untested fix. I've just tested that int bar (); int foo () { return __extension__ bar (); } is accepted by both g++ and clang++.