[Issue 18269] Inconsistent string representation of delegate @system attribute

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18269

--- Comment #6 from hsteoh at quickfur.ath.cx ---
(In reply to Steven Schveighoffer from comment #3)
> Is this literally just the string representation of a delegate type that is
> wrong? I mean, I tried this out on the latest compiler, and trying to *call*
> t in `two` and trying to apply a @safe tag to it makes it fail to compile.

Looks like just the string representation is wrong. Not the end of the world,
but there *is* a unittest in std.format that checks for the string
representation, and this bug is causing failures completely unrelated to the
PR, and it's rather frustrating.

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