[Issue 16672] Deprecate "block only" delegate syntax

[d-bugmail--- via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=16672

--- Comment #3 from Steven Schveighoffer <schvei...@gmail.com> ---
Technically, the single expression lambda syntax problem is fixed, as it's now
deprecated.

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