[Bug tree-optimization/49610] Segfault with -ftree-vectorize (or -O3)

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49610

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-07-01 19:44:36 UTC ---
It could be due to revision 174425:

Author:    irar
Date:    Mon May 30 07:15:31 2011 UTC (4 weeks, 4 days ago)
Changed paths:    5
Log Message:    
        PR tree-optimization/49199
        * tree-vect-loop.c (vect_is_slp_reduction): Check that the 
        non-reduction operands are either defined in the loop or
        by induction.