https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48200
--- Comment #36 from Tomasz Kłoczko <kloczko.tomasz at gmail dot com> --- Thanks for update. Please let me know when you will have working version of your patch. I have ready to use gcc build in which after about two hours (my gcc compile time) I would be able to to try to help you test that patch :) Just point to exact patch in git or attach the patch here.