[Bug c/78583] [7 Regression] ICE on valid C code at -O3 on x86_64-linux-gnu (internal compiler error: in simplify_truncation)

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78583

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
           Keywords|                            |ice-on-valid-code
   Last reconfirmed|                            |2016-11-29
                 CC|                            |marxin at gcc dot gnu.org,
                   |                            |segher at gcc dot gnu.org
     Ever confirmed|0                           |1
            Summary|ICE on valid C code at -O3  |[7 Regression] ICE on valid
                   |on x86_64-linux-gnu         |C code at -O3 on
                   |(internal compiler error:   |x86_64-linux-gnu (internal
                   |in simplify_truncation)     |compiler error: in
                   |                            |simplify_truncation)
   Target Milestone|---                         |7.0
      Known to fail|                            |7.0

--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, started with r242946.