[Bug rtl-optimization/80463] [5/6/7 Regression] ICE with -fselective-scheduling2 and -fvar-tracking-assignments

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80463

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2017-04-19
            Summary|[6/7 Regression] ICE with   |[5/6/7 Regression] ICE with
                   |-fselective-scheduling2 and |-fselective-scheduling2 and
                   |-fvar-tracking-assignments  |-fvar-tracking-assignments
     Ever confirmed|0                           |1
      Known to fail|                            |4.8.5, 4.9.4, 5.4.0, 6.3.0,
                   |                            |7.0.1

--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
It would be related to selective scheduling pass. Testing your fixed test-case,
I see ICE starting from GCC 4.8.0. GCC 4.5.0 works, and in between I see
probably an infinite recursion.