[Bug target/79951] ICE in extract_insn, at recog.c:2311 on ppc64le with -mno-cmpb

[pthaugen at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79951

Pat Haugen <pthaugen at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2017-03-14
                 CC|                            |pthaugen at gcc dot gnu.org
           Assignee|unassigned at gcc dot gnu.org      |pthaugen at gcc dot 
gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Pat Haugen <pthaugen at gcc dot gnu.org> ---
Confirmed.

Reduced testcase.

// gcc -S -mno-cmpb test.c
float
testf (float x, float y)
{
  return __builtin_copysignf (x, y);
}