https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96402
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 CC| |jakub at gcc dot gnu.org Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2020-08-03 Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Created attachment 48985 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48985&action=edit gcc11-pr96402.patch So, something like this then? Then the SIZE 16 compare and swap matches what the 1/2/4/8 SIZE ones do.