https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121942
--- Comment #2 from Linas Vepstas <linasvepstas at gmail dot com> --- Created attachment 62381 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62381&action=edit insane-more-O2-bad-insane-more-O2.ii
