[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize

[irar at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167

--- Comment #2 from irar at gcc dot gnu.org 2010-10-26 15:53:33 UTC ---
Author: irar
Date: Tue Oct 26 15:53:28 2010
New Revision: 165970

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165970
Log:

    PR tree-optimization/46167
    * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there
    is basic block for the statement.


Added:
    trunk/gcc/testsuite/gcc.dg/vect/O-pr46167.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/vect/vect.exp
    trunk/gcc/tree-vect-patterns.c