https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109519
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Created attachment 54863 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54863&action=edit Patch to bitshuffle which fixes aliasing issues Attached is the patch which forces to use a may_alias typedef for some uint16_t to fix aliasing issues.