https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91891
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Peter Bindels from comment #0) > https://godbolt.org/z/_XP2No > > Confirmed working on 6.x, 8.x and 9.x, but broken on all 7.x available on > Godbolt. Example is mostly minimized, but not completely. Please always provide the testcase, not just a link to an external site. This is required by https://gcc.gnu.org/bugs/