Loop optimizer issues

[Zack Weinberg]

Jason Merrill <jason@redhat.com> writes:

> I think there's been a bit of a disconnect in this discussion.
>
> Some people are arguing against merging the rtlopt changes into tree-ssa.
> Some people are arguing for merging Zdenek's loop optimizer work into
> tree-ssa.
>
> Nobody, AFAICT, is arguing for merging all of rtlopt into tree-ssa.

Actually, I *am* arguing for merging all of rtlopt into *somewhere*,
because the code on the rtlopt branch dies when tree-ssa hits
mainline, so either it gets merged somewhere now or we lose all that
work.

zw