[Bug sanitizer/80404] UBSAN: compile time crash with "non-trivial conversion at assignment" error

2017-04-12 Thread jakub at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80404

--- Comment #2 from Jakub Jelinek  ---
Author: jakub
Date: Wed Apr 12 18:08:29 2017
New Revision: 246881

URL: https://gcc.gnu.org/viewcvs?rev=246881=gcc=rev
Log:
PR sanitizer/80403
PR sanitizer/80404
PR sanitizer/80405
* fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
op0 instead of fold_convert_loc (loc, type, arg0).

* g++.dg/ubsan/pr80403.C: New test.
* g++.dg/ubsan/pr80404.C: New test.
* g++.dg/ubsan/pr80405.C: New test.

Added:
trunk/gcc/testsuite/g++.dg/ubsan/pr80403.C
trunk/gcc/testsuite/g++.dg/ubsan/pr80404.C
trunk/gcc/testsuite/g++.dg/ubsan/pr80405.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog

[Bug sanitizer/80404] UBSAN: compile time crash with "non-trivial conversion at assignment" error

2017-04-12 Thread jakub at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80404

Jakub Jelinek  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution|--- |DUPLICATE

--- Comment #1 from Jakub Jelinek  ---
Dup.

*** This bug has been marked as a duplicate of bug 80403 ***

[Bug sanitizer/80404] UBSAN: compile time crash with "non-trivial conversion at assignment" error

2017-04-11 Thread jakub at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80404

Jakub Jelinek  changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2017-04-12
   Assignee|unassigned at gcc dot gnu.org  |jakub at gcc dot gnu.org
 Ever confirmed|0   |1