------- Comment #6 from hjl dot tools at gmail dot com 2010-05-06 13:09 ------- (In reply to comment #5) > Well, how to say that to compiler: > > This instruction receives input in register eax, but after executing it, eax > value will be corrupted. I don't need this new value, but compiler should not > think that eax is preserved. >
Just make eax both input and output. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43998
