http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50621
--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-10-05 15:18:00 UTC --- > Passes with -fno-shrink-wrap. Is that on by default(?) + { OPT_LEVELS_1_PLUS, OPT_fshrink_wrap, NULL, 1 }, Am I correct to understand that -fshrink-wrap is on at -O1 and above?