http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48340
--- Comment #3 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> 2011-03-29 18:09:05 UTC --- Both return 0. I wonder if the fact that char is unsigned on IRIX might have something to do with this? OTOH, compiling them with -fsigned-char doesn't change anything. If I compile the tests with SGI CC instead, they do return 1. Rainer