[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[anton.mitrokhin at phystech dot edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

Anton Mitrokhin  changed:

   What|Removed |Added

 Status|UNCONFIRMED |RESOLVED
 Resolution|--- |FIXED

--- Comment #10 from Anton Mitrokhin  ---
It works now, thank you!

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #9 from kugan at gcc dot gnu.org ---
(In reply to Anton Mitrokhin from comment #8)
> Is this fixed?

Yes. Is this still not working for you?

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[anton.mitrokhin at phystech dot edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #8 from Anton Mitrokhin  ---
Is this fixed?

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #7 from kugan at gcc dot gnu.org ---
Author: kugan
Date: Mon Jun  6 23:41:26 2016
New Revision: 237157

URL: https://gcc.gnu.org/viewcvs?rev=237157=gcc=rev
Log:
gcc/ChangeLog:

2016-06-07  Kugan Vivekanandarajah  

PR middle-end/71281
* tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.


gcc/testsuite/ChangeLog:

2016-06-07  Kugan Vivekanandarajah  

PR middle-end/71281
* g++.dg/torture/pr71281.C: New test.


Added:
trunk/gcc/testsuite/g++.dg/torture/pr71281.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-reassoc.c

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #6 from kugan at gcc dot gnu.org ---
Patch posted for review at
https://gcc.gnu.org/ml/gcc-patches/2016-06/msg00316.html

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #5 from kugan at gcc dot gnu.org ---
Created attachment 38640
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38640=edit
proposed patch

testing this patch.

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[kugan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #4 from kugan at gcc dot gnu.org ---
Sorry about the breakage. Looking into it.

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[anton.mitrokhin at phystech dot edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

--- Comment #3 from Anton Mitrokhin  ---
Could anyone please take a look on this? 
The big reproducer still triggers ICE as for gcc version 7.0.0 20160601
(experimental) (Revision=237011/svn-rev:237016/).
The small reproducer seems to work

[Bug target/71281] [7 Regression] ICE on gcc trunk on knl, wsm, ivb and bdw targets (tree-ssa-reassoc)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71281

Richard Biener  changed:

   What|Removed |Added

 CC||kugan at gcc dot gnu.org
   Target Milestone|--- |7.0
Summary|ICE on gcc trunk on knl,|[7 Regression] ICE on gcc
   |wsm, ivb and bdw targets|trunk on knl, wsm, ivb and
   |(tree-ssa-reassoc)  |bdw targets
   ||(tree-ssa-reassoc)