[Bug tree-optimization/79777] [7 Regression] ICE on -Os and above in on aarch64-linux-gnu (internal compiler error: in VN_INFO_GET, at tree-ssa-sccvn.c:407 })

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79777

Richard Biener  changed:

   What|Removed |Added

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

--- Comment #4 from Richard Biener  ---
Fixed.

[Bug tree-optimization/79777] [7 Regression] ICE on -Os and above in on aarch64-linux-gnu (internal compiler error: in VN_INFO_GET, at tree-ssa-sccvn.c:407 })

[arnd at linaro dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79777

--- Comment #3 from Arnd Bergmann  ---
Fix confirmed with all configurations that previously showed the problem.
Thanks a lot!

[Bug tree-optimization/79777] [7 Regression] ICE on -Os and above in on aarch64-linux-gnu (internal compiler error: in VN_INFO_GET, at tree-ssa-sccvn.c:407 })

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79777

--- Comment #2 from Richard Biener  ---
Author: rguenth
Date: Thu Mar  2 07:53:42 2017
New Revision: 245830

URL: https://gcc.gnu.org/viewcvs?rev=245830=gcc=rev
Log:
2017-03-02  Richard Biener  

PR tree-optimization/79777
* tree-ssa-pre.c (eliminate_insert): Give up if we simplify
the to insert expression to sth existing.

* gcc.dg/torture/pr79777.c: New testcase.

Added:
trunk/gcc/testsuite/gcc.dg/torture/pr79777.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c

[Bug tree-optimization/79777] [7 Regression] ICE on -Os and above in on aarch64-linux-gnu (internal compiler error: in VN_INFO_GET, at tree-ssa-sccvn.c:407 })

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79777

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P1
 Blocks||45397


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45397
[Bug 45397] [5/6 Regression] Issues with integer narrowing conversions

[Bug tree-optimization/79777] [7 Regression] ICE on -Os and above in on aarch64-linux-gnu (internal compiler error: in VN_INFO_GET, at tree-ssa-sccvn.c:407 })

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79777

Richard Biener  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2017-03-01
   Assignee|unassigned at gcc dot gnu.org  |rguenth at gcc dot 
gnu.org
   Target Milestone|--- |7.0
 Ever confirmed|0   |1

--- Comment #1 from Richard Biener  ---
Confirmed, mine.