https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80953
--- Comment #18 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- (> These are often just off-by-one errors in the line numbers; I believe I > have a patch around somewhere to fix at least some of those... OK, I see, a bit annoying in the test results though.