[Bug tree-optimization/71505] -O3 internal compiler error in vect_analyze_data_ref_accesses, at tree-vect-data-refs.c:2596

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71505

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2016-06-13
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
I can see that the assert might trigger but can't reproduce it either with your
testcase.  A fix would be to make the assert match the comment (the group
is then split because of the step <= (init_b - init_a) test).