[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

--- Comment #5 from Richard Biener  ---
Author: rguenth
Date: Tue Apr 11 13:44:24 2017
New Revision: 246840

URL: https://gcc.gnu.org/viewcvs?rev=246840=gcc=rev
Log:
2017-04-11  Richard Biener  

PR tree-optimization/80374
* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
build_zero_cst, remove fold_convertible_p check again.

Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-dom.c

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

Jeffrey A. Law  changed:

   What|Removed |Added

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

--- Comment #4 from Jeffrey A. Law  ---
Resolved on the trunk.

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

--- Comment #3 from Jeffrey A. Law  ---
Author: law
Date: Mon Apr 10 19:19:42 2017
New Revision: 246819

URL: https://gcc.gnu.org/viewcvs?rev=246819=gcc=rev
Log:
PR tree-optimization/80374
* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
record anything if we can not convert integer_zero_node to the
desired type.

PR tree-optimization/80374
* g++.dg/pr80374.c: New test.

Added:
trunk/gcc/testsuite/g++.dg/pr80374.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-dom.c

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

--- Comment #2 from Jeffrey A. Law  ---
Testing a fix.

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

Jeffrey A. Law  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2017-04-10
 Ever confirmed|0   |1

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[sylvestre at debian dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

Sylvestre Ledru  changed:

   What|Removed |Added

 CC||sylvestre at debian dot org

--- Comment #1 from Sylvestre Ledru  ---
FWIW, this is breaking one of the unit test of Firefox.

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P1

[Bug tree-optimization/80374] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2384

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80374

Andrew Pinski  changed:

   What|Removed |Added

   Target Milestone|--- |7.0