https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100183
--- Comment #4 from Iain Sandoe <iains at gcc dot gnu.org> --- (In reply to Ignacio Fernández Galván from comment #3) > If it helps, this happens in gcc304 from > https://cfarm.tetaneutral.net/machines/list/, but not in gcc80 gcc304 is the Apple M1 machine. The GCC support there is highly experimental and not in master -- please note that there are known issues with the implementation. see : https://github.com/iains/gcc-darwin-arm64/issues