[Bug tree-optimization/88792] [9 Regression] wrong-code in RPO VN since r263875

2019-01-10 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88792

--- Comment #4 from Richard Biener  ---
Author: rguenth
Date: Thu Jan 10 18:58:08 2019
New Revision: 267821

URL: https://gcc.gnu.org/viewcvs?rev=267821=gcc=rev
Log:
2019-01-10  Richard Biener  

PR tree-optimization/88792
* tree-ssa-pre.c (get_representative_for): Do not return a
value-number here.

* gcc.dg/torture/pr88792.c: New testcase.

Added:
trunk/gcc/testsuite/gcc.dg/torture/pr88792.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c

[Bug tree-optimization/88792] [9 Regression] wrong-code in RPO VN since r263875

2019-01-10 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88792

Richard Biener  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution|--- |FIXED

--- Comment #3 from Richard Biener  ---
Fixed.

[Bug tree-optimization/88792] [9 Regression] wrong-code in RPO VN since r263875

2019-01-10 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88792

--- Comment #2 from Richard Biener  ---
OK, I see what goes wrong.

[Bug tree-optimization/88792] [9 Regression] wrong-code in RPO VN since r263875

2019-01-10 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88792

Richard Biener  changed:

   What|Removed |Added

 Status|NEW |ASSIGNED
   Assignee|unassigned at gcc dot gnu.org  |rguenth at gcc dot 
gnu.org

--- Comment #1 from Richard Biener  ---
Mine.

[Bug tree-optimization/88792] [9 Regression] wrong-code in RPO VN since r263875

2019-01-10 Thread marxin at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88792

Martin Liška  changed:

   What|Removed |Added

   Priority|P3  |P1
 Status|UNCONFIRMED |NEW
   Last reconfirmed||2019-01-10
  Known to work||8.2.0
   Target Milestone|--- |9.0
 Ever confirmed|0   |1
  Known to fail||9.0