[Bug target/66474] Document the use of %x in powerpc asm statements

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66474

Michael Meissner <meissner at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2015-06-09
                 CC|                            |bergner at gcc dot gnu.org,
                   |                            |dje at gcc dot gnu.org,
                   |                            |munroesj at us dot ibm.com
           Assignee|unassigned at gcc dot gnu.org      |meissner at gcc dot 
gnu.org
     Ever confirmed|0                           |1