https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62171
--- Comment #16 from ncahill_alt at yahoo dot com --- (In reply to Richard Biener from comment #15) > (In reply to ncahill_alt from comment #14) > > This test is failing for me in GCC 6.1.0 (i386). It complains about having > > no vectype. > > > > Why that is, I don't know. But it doesn't seem to be a problem otherwise, > > it seems pretty safe to ignore except that it could vectorize the loop but > > doesn't. > > > > I wonder if it would be easier just to have this be UNSUPPORTED on i386. > > It should be by means of the { dg-require-effective-target vect_double } > directive. Does it work if you remove the { dg-options ... } one? It does, the test still runs but the result is a pass. If I place the dg-options line below the require-target line, it fails.