[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 #1 from irar at gcc dot gnu.org 2010-12-02 11:47:15 UTC ---
Author: irar
Date: Thu Dec  2 11:47:12 2010
New Revision: 167366

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167366
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:
    trunk/gcc/testsuite/gcc.dg/vect/pr46663.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-patterns.c