[Issue 13850] mixin template accepts delegates as function parameters

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=13850

--- Comment #6 from Max Samukha <maxsamukha at gmail.com> ---
(In reply to Max Samukha from comment #5)


>     mixin Template!(&func23);

Should be `mixin Template!(&func23, func23);`

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