https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64062
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- malloc does not return a correctly aligned space. This is a glibc issue, use posix_memalign instead to get the needed aligned space.