[Bug target/84882] -mstrict-align on aarch64 should not be RejectNegative

[wilco at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84882

Wilco <wilco at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-03-15
                 CC|                            |wilco at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Wilco <wilco at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #0)
> -mno-strict-align works on all targets that support -mstrict-align option,
> except aarch64.  Any reason for the RejectNegative in there?  From what I
> can see, it isn't the default on aarch64, and there is no way to undo an
> earlier flag on command line.

Confirmed, it doesn't make any sense. There are more options that should have
the no- variant enabled, eg. -mno-general-regs-only.