https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92508
--- Comment #19 from Martin Liška <marxin at gcc dot gnu.org> --- > We may do something like that, but testsuite requires dejagnu that is > not normally necessary for bootstrapping. I see. > It would also let us to train > -O0 compilation that is quite important for perofrmance, too. Why is that important for performance? I would expect the majority of people use -O2 optimization level.