[Bug tree-optimization/46663] ICE: SIGSEGV in vect_recog_pow_pattern (gimple.h:2055) with -O -fexceptions -ftree-vectorize

[irar at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46663

--- Comment #2 from irar at gcc dot gnu.org 2010-12-05 08:15:39 UTC ---
Author: irar
Date: Sun Dec  5 08:15:33 2010
New Revision: 167469

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167469
Log:

    PR tree-optimization/46663
    * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
    FUNCTION_DECL exists and that it's a builtin.


Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/vect/pr46663.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_5-branch/gcc/tree-vect-patterns.c