https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80006
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |testsuite-fail, xfail
--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #6)
> > On x86_64, this conversion from signed char to int is for some reason
> > performed even in function f, so the test program triggers no warnings.
>
> Oh yes the promotion happens because of a target hook.
And this is fixed now after r16-170-ga670ebde399548 .
