https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63412
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- >If there is a strict aliasing issue, shouldn't -Wall be warning about it? Well sometimes it is hard to detect strict aliasing rules violations. And yes this is an alias violation as ObjectReference<Array> and ObjectReference<Object> are two different classes and will be in two different aliasing sets.