[Bug tree-optimization/82191] [8 Regression] ICE: Segmentation fault (in verify_use)

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82191

--- Comment #2 from rguenther at suse dot de <rguenther at suse dot de> ---
On Tue, 12 Sep 2017, marxin at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82191
> 
> Martin Liška <marxin at gcc dot gnu.org> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>              Status|UNCONFIRMED                 |NEW
>    Last reconfirmed|                            |2017-09-12
>                  CC|                            |marxin at gcc dot gnu.org,
>                    |                            |rguenth at gcc dot gnu.org
>    Target Milestone|---                         |8.0
>      Ever confirmed|0                           |1
> 
> --- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> ---
> Started with r251798.

Likely dup of PR82157

> BT:
> gcc pr82191.c -O2 -c
> during GIMPLE pass: pre
> pr82191.c: In function ‘cg’:
> pr82191.c:5:1: internal compiler error: Segmentation fault
>  cg (int *tc, int y2)
>  ^~
> 0xc2d05b crash_signal
>         ../../gcc/toplev.c:341
> 0xe66288 gimple_code
>         ../../gcc/gimple.h:1678
> 0xe67281 gimple_nop_p
>         ../../gcc/gimple.h:6276
> 0xe6a51d verify_use
>         ../../gcc/tree-ssa.c:863
> 0xe6b2dc verify_ssa(bool, bool)
>         ../../gcc/tree-ssa.c:1141
> 0xb495c7 execute_function_todo
>         ../../gcc/passes.c:1999
> 0xb4a4f2 execute_todo
>         ../../gcc/passes.c:2046
> 
>