[Bug middle-end/79396] [5/6/7 Regression] ICE (verify_flow_info failed) with -fnon-call-exceptions -O2

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79396

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2017-02-13
                 CC|                            |marxin at gcc dot gnu.org
      Known to work|6.2.0                       |
            Summary|[7 Regression] ICE          |[5/6/7 Regression] ICE
                   |(verify_flow_info failed)   |(verify_flow_info failed)
                   |with -fnon-call-exceptions  |with -fnon-call-exceptions
                   |-O2                         |-O2
     Ever confirmed|0                           |1
      Known to fail|                            |4.9.4, 5.4.0, 6.3.0

--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed with: g++ pr79396.c -fnon-call-exceptions -O2 -march=haswell -c
-std=c++11

I can see the ICE for 4.9.0+, former versions does not support -march=haswell.