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Re: [patch] New loop flattening pass on tree-ssa
On Tue, Oct 26, 2010 at 4:49 PM, Sebastian Pop <sebpop@gmail.com> wrote:
> On Tue, Oct 26, 2010 at 14:44, Richard Guenther
> <richard.guenther@gmail.com> wrote:
>> What's the motivation for adding a 2nd unconditional if-conversion pass?
>
> I guess we could make the second if-conversion a sub-pass of
> loop-flat, such that it applies only if we flattened some loop.
At least that. Why does loop flattening not remove the forward edges itself?
Richard.
> Sebastian
>