https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115552
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |INVALID Status|UNCONFIRMED |RESOLVED --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- union { const uint8_t *p8; uint32_t *p32; uint64_t *p64; size_t i; } u; Does not get around aliasing rules of C/C++.