https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112958
--- Comment #5 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> --- > --- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- > Someone motivated enough should add a specific libgnat/s-dorepr__freebsd.adb > unit where Rep64 is an array of two Interfaces.Unsigned_64 and the AND > operation on line 88 is performed on the first component. Thanks for the analysis. I guess I'll leave that to the FreeBSD folks then: this was just one of many issues I found during a trunk FreeBSD bootstrap.