https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99746
--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Tamar Christina from comment #4) > > I can reproduce it. You likely named the file x.f90 (and not x.f). Please > > try that.. > > Aha.. Fortran such a mystery :) Yep, all black magic. Btw. one can convert the forms with: https://github.com/ylikx/fortran-legacy-tools/blob/master/fixed2free/fixed2free2.py > > > Do you want me to bisect that? > > No, they'll all point to the commit which introduced the optabs, since > that's the one causing the vectorizer to go down this path. But it won't be > the actual commit with the changes to the vectorizer. Good, have fun.