[Bug tree-optimization/63941] [5 Regression] ICE on valid code at -O3 and above on x86_64-linux-gnu

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63941

--- Comment #3 from ienkovich at gcc dot gnu.org ---
Author: ienkovich
Date: Mon Dec  1 12:19:28 2014
New Revision: 218206

URL: https://gcc.gnu.org/viewcvs?rev=218206&root=gcc&view=rev
Log:
gcc/

    PR tree-optimization/63941
    * tree-if-conv.c (add_to_predicate_list): Delete wrong assertion that
    DOM_BB has non-true predicate, conditionally set non-true predicate
    for BB.

gcc/testsuite/

    PR tree-optimization/63941
    * gcc.dg/torture/pr63941.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr63941.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-if-conv.c