[Bug target/25967] Add attribute naked for x86

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25967

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2017-07-30
           Assignee|unassigned at gcc dot gnu.org      |ubizjak at gmail dot com
   Target Milestone|---                         |8.0
     Ever confirmed|0                           |1

--- Comment #16 from Uroš Bizjak <ubizjak at gmail dot com> ---
Patch at [1].

[1] https://gcc.gnu.org/ml/gcc-patches/2017-07/msg01968.html