[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

Martin Liška  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
  Known to work||7.4.0
 Resolution|--- |FIXED
  Known to fail|7.4.0   |

--- Comment #5 from Martin Liška  ---
GCC 7 branch is not affected, closing then.

[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

--- Comment #4 from Martin Liška  ---
Author: marxin
Date: Thu Feb 14 11:25:18 2019
New Revision: 268872

URL: https://gcc.gnu.org/viewcvs?rev=268872=gcc=rev
Log:
Backport r268835

2019-02-14  Martin Liska  

Backport from mainline
2019-02-13  Martin Liska  

PR lto/88858
* cfgrtl.c (remove_barriers_from_footer): New function.
(try_redirect_by_replacing_jump): Use it.
(cfg_layout_redirect_edge_and_branch): Likewise.

Modified:
branches/gcc-8-branch/gcc/ChangeLog
branches/gcc-8-branch/gcc/cfgrtl.c

[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

Martin Liška  changed:

   What|Removed |Added

  Known to work||9.0
  Known to fail||7.4.0, 8.2.0

--- Comment #3 from Martin Liška  ---
Fixed on trunk so far.

[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

--- Comment #2 from Martin Liška  ---
Author: marxin
Date: Wed Feb 13 06:57:38 2019
New Revision: 268835

URL: https://gcc.gnu.org/viewcvs?rev=268835=gcc=rev
Log:
Remove a barrier when EDGE_CROSSING is removed (PR lto/88858).

2019-02-13  Martin Liska  

PR lto/88858
* cfgrtl.c (remove_barriers_from_footer): New function.
(try_redirect_by_replacing_jump): Use it.
(cfg_layout_redirect_edge_and_branch): Likewise.

Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgrtl.c

[Bug lto/88858] ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858

Martin Liška  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2019-01-16
   Assignee|unassigned at gcc dot gnu.org  |marxin at gcc dot 
gnu.org
 Ever confirmed|0   |1

--- Comment #1 from Martin Liška  ---
Lemme try to fix it.