[Bug c/64459] __attribute__((returns_nonnull)) creates wrong code on amd64

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64459

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2014-12-31
     Ever confirmed|0                           |1

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
> Since we use 992 returns_nonnull annotated functions in parrot, the bisect
> which function and asm exactly is the problem will need some time...

Without this, it is hard to tell if this is a bug in GCC or parrot.  So waiting
on a testcase that shows the problem.