http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25967 --- Comment #10 from Alexander Kobets <akobets at mail dot ru> 2013-02-05 12:51:00 UTC --- (In reply to comment #1) > A quick question here. Why not use a .s file instead? Quick answer. CC optimizes code better, especialy for instruction sheduling.