[Bug tree-optimization/80621] [8 regression] internal compiler error: Segmentation fault

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80621

Richard Biener  changed:

   What|Removed |Added

 Status|NEW |RESOLVED
 Resolution|--- |DUPLICATE

--- Comment #3 from Richard Biener  ---
Dup has reduced testcase.

*** This bug has been marked as a duplicate of bug 80613 ***

[Bug tree-optimization/80621] [8 regression] internal compiler error: Segmentation fault

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80621

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P1
 Status|UNCONFIRMED |NEW
   Last reconfirmed||2017-05-04
  Component|other   |tree-optimization
 CC||rguenth at gcc dot gnu.org
 Ever confirmed|0   |1
Summary|[8-regression] internal |[8 regression] internal
   |compiler error: |compiler error:
   |Segmentation fault  |Segmentation fault
   Target Milestone|--- |8.0

--- Comment #2 from Richard Biener  ---
What's the ICE?  Ok, reproduces on x86_64-linux:

translation.c: In function 'verify_translations':
translation.c:967:6: internal compiler error: Segmentation fault
0xf0eecc crash_signal
/space/rguenther/src/svn/trunk/gcc/toplev.c:337
0xf4fed8 is_gimple_reg_type
/space/rguenther/src/svn/trunk/gcc/gimple-expr.h:75
0xf5c5cc verify_gimple_call
/space/rguenther/src/svn/trunk/gcc/tree-cfg.c:3548
0xf60828 verify_gimple_stmt
/space/rguenther/src/svn/trunk/gcc/tree-cfg.c:4766
0xf61a75 verify_gimple_in_cfg(function*, bool)
/space/rguenther/src/svn/trunk/gcc/tree-cfg.c:5244
0xdda33a execute_function_todo
/space/rguenther/src/svn/trunk/gcc/passes.c:1968
0xdd93e1 do_per_function
/space/rguenther/src/svn/trunk/gcc/passes.c:1652
0xdda522 execute_todo
/space/rguenther/src/svn/trunk/gcc/passes.c:2022
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This usually means there's a released SSA name in the IL.  I suspect my CFG
cleanup change.

Let's see if anyone can bisect to that and reduce the testcase.