https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90569
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jonathan Wakely from comment #4) > Rainer, the change to gcc/cp/init.c would allow you to do: > > #define MALLOC_ABI_ALIGNMENT 8 Oops, it's in bits not bytes, so that should be #define MALLOC_ABI_ALIGNMENT 64
