[Bug tree-optimization/66280] [4.8/4.9 Regression] ICE: in vect_get_vec_def_for_operand, at tree-vect-stmts.c:1472

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66280

--- Comment #13 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Salvatore Filippone from comment #12)
> Created attachment 35763 [details]
> test case

Confirmed - though more like PR66251.  This issue seems to be present in
most of the vectorizable_* routines.  Ah, no, the strided store support uses
a wrong idiom for getting at vectorized stmts for SLP.