[PATCH] Teach DeadArgElimination not to eliminate return values of functions with 'returned' arguments

[Dan Gohman]

On Thu, Jun 27, 2013 at 1:00 PM, Stephen Lin <swlin at post.harvard.edu> wrote:

> Hi Dan,
>
> Can you clarify if you have any more objection to the current patch?
> From my understanding (correct me if I'm wrong) your remaining
> objection is not with what 'returned' is doing but with how it is
> doing it.
>

I don't object anymore. I still think you are weakening the canonical form,
but I see the practical reasons for it.

Dan
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