https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118248
--- Comment #5 from Iain Buclaw <ibuclaw at gcc dot gnu.org> --- And what version of gdc is being used to bootstrap? It might matter, as I've come across one instance where the compiler/runtime interface for BigEndian got mismatched at some point during gcc-14 development (PR115249).