[Bug tree-optimization/67800] [6 Regression] Missed vectorization opportunity on x86 (DOT_PROD_EXPR in non-reduction)

[afomin.mailbox at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67800

--- Comment #5 from Alexander Fomin <afomin.mailbox at gmail dot com> ---
Richard, are there any updates on this?

If BB vectorization support for reductions does not fit your plans for stage3,
we'd like to fix the regression by doing a partial revert described above.