[Issue 16037] assigning delegate to a scope variable shouldn't allocate closure

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=16037

--- Comment #10 from anonymous4 <dfj1esp02 at sneakemail.com> ---
(In reply to Mathias Lang from comment #9)
> The web can get wide
> pretty quickly, and suddenly your user is stuck in a situation where he has
> to spend an unreasonable amount of time to change code that was not buggy to
> begin with.
Correct code won't be broken by this optimization.

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