https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126516
--- Comment #2 from Josef Melcr <jmelcr at gcc dot gnu.org> --- (In reply to Hongtao Liu from comment #1) > Could you help reproduce a testcase for it, I don't think shorter fold left > reduction itself can regress it by 9%, could trigger other issue. Just an update, I am trying to reduce a testcase for you, but it's taking a while. Hopefully I'll have something for you soon.
