http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31249
--- Comment #20 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-01-14 13:27:24 UTC --- I have forgotten to give the optimization levels: -O1 -O3 > gfc sincos_o.f90 4.23s 8.32s 7.98s > gfc -m64 sincos_o.f90 4.60s 7.98s 7.07s > gcc46 sincos_o.c 4.17s 7.95s 7.63s > gcc46 -m64 sincos_o.c 4.55s 7.55s 7.03s