https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110869
--- Comment #13 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> --- > --- Comment #12 from Stefan Schulze Frielinghaus <stefansf at linux dot > ibm.com> --- > I have done a test with a cross-compiler and it looks to me as if we need -O2 > instead of -O1 on Sparc in order to trigger the optimization. Can you give > the > attached patch a try? Sorry for all the hassle. We're getting there. The -1.c and -2.c tests PASS now, however the rest still FAILs: they lack "narrow comparison"... completely.