[Bug tree-optimization/68060] [6 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in vect_get_vec_def_for_operand, at tree-vect-stmts.c:1413

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68060

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
It's a bogus detected double reduction.