https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91768
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |12.0 Resolution|--- |FIXED Status|NEW |RESOLVED --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- g++.dg/cpp23/lookup2.C is basically this example. So this was fixed on purpose.