https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119322
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |INVALID Status|UNCONFIRMED |RESOLVED --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- So better fix the code so that it doesn't violate aliasing. E.g. union with __int128 and array of 2 unsigned long longs would do at least for GCC or clang (standard C/C++ still doesn't allow that, only one union member can be active at a time, so you'd need to use e.g. memcpy into a different var to be portable).