[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

[abel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972

Andrey Belevantsev  changed:

   What|Removed |Added

  Known to work||8.0
  Known to fail|8.0 |

--- Comment #5 from Andrey Belevantsev  ---
Fixed on trunk.

[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

[abel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972

--- Comment #4 from Andrey Belevantsev  ---
Author: abel
Date: Mon Apr  9 10:19:50 2018
New Revision: 259231

URL: https://gcc.gnu.org/viewcvs?rev=259231=gcc=rev
Log:
   PR rtl-optimization/80463
   PR rtl-optimization/83972
   PR rtl-optimization/83480

   * sel-sched-ir.c (has_dependence_note_mem_dep): Take into account the
   correct producer for the insn.
   (tidy_control_flow): Fixup seqnos in case of debug insns.

   * gcc.dg/pr80463.c: New test.
   * g++.dg/pr80463.C: Likewise.
   * gcc.dg/pr83972.c: Likewise.


Added:
trunk/gcc/testsuite/g++.dg/pr80463.C
trunk/gcc/testsuite/gcc.dg/pr80463.c
trunk/gcc/testsuite/gcc.dg/pr83972.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/sel-sched-ir.c
trunk/gcc/testsuite/ChangeLog

[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

[abel at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972

Andrey Belevantsev  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2018-01-30
   Assignee|unassigned at gcc dot gnu.org  |abel at gcc dot gnu.org
 Ever confirmed|0   |1

--- Comment #3 from Andrey Belevantsev  ---
Thank you for the test.  This is another variant of PR80463 c#3.  I have a
hackish patch that demonstrates the analysis is correct, but I'll need to think
how to fix that cleaner.

[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972

Richard Biener  changed:

   What|Removed |Added

 Target||x86_64-*-*
Version|unknown |8.0

--- Comment #2 from Richard Biener  ---
x86 I presume

[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972

--- Comment #1 from Dominique d'Humieres  ---
*** Bug 83973 has been marked as a duplicate of this bug. ***