https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664
--- Comment #17 from James Greenhalgh <jgreenhalgh at gcc dot gnu.org> --- (In reply to David Edelsohn from comment #16) > > That isn't an argument for -fno-sched-spec, it is an argument for a cost > > model which better matches the cost of the transformation, using the > > information available, without bloating the automaton. > > And that's what Segher proposed with the patch for the hook on the mailing > list. I totally missed the proposal! https://gcc.gnu.org/ml/gcc-patches/2017-01/msg02101.html for others following this thread.