[Bug c/62073] Segmentation fault with tree vectorize

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62073

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Aug 11 11:24:35 2014
New Revision: 213812

URL: https://gcc.gnu.org/viewcvs?rev=213812&root=gcc&view=rev
Log:
2014-08-11  Felix Yang  <fei.yang0...@gmail.com>

    PR tree-optimization/62073
    * tree-vect-loop.c (vect_is_simple_reduction_1): Check that DEF1 has
    a basic block.

    * gcc.dg/vect/pr62073.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr62073.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-loop.c