https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58192
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |uros at gcc dot gnu.org --- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- That is to be determined. Either it might be an x86_64 bug in passing such types, or FE issue, middle-end.