https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89239
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org, | |jason at gcc dot gnu.org, | |mpolacek at gcc dot gnu.org --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Already 4.6 rejects this, so likely not a regression (4.4 rejected it for other reasons, insufficient C++11 support). Using integer indexes rather than enumeration ones fixes it too.