https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59016
--- Comment #20 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > Also, I think that the additional test could be: "( m != MATCH_OK )" I don't think so: the block in the patch will be reached for (m == MATCH_NO) and I think this leads to the regressions.