https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92143
--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Thu Oct 24 14:13:48 2019 New Revision: 277400 URL: https://gcc.gnu.org/viewcvs?rev=277400&root=gcc&view=rev Log: PR libstdc++/92143 adjust for OS X aligned_alloc behaviour OS X 10.15 adds aligned_alloc but it has the same restriction as the AIX version, namely that alignments smaller than sizeof(void*) are not supported. Backport from mainline 2019-10-18 Jonathan Wakely <jwak...@redhat.com> PR libstdc++/92143 * libsupc++/new_opa.cc (operator new) [__APPLE__]: Increase alignment to at least sizeof(void*). Modified: branches/gcc-8-branch/libstdc++-v3/ChangeLog branches/gcc-8-branch/libstdc++-v3/libsupc++/new_opa.cc