https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87733
Segher Boessenkool <segher at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2018-12-06
Ever confirmed|0 |1
--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> ---
It fails on everything at least as far back as GCC 5. So it is not a
regression. I'd say we don't backport your changes, given how hard it
is to get it right, and no doubt it will need changes to backport, too.