[Issue 13568] Support compile-time format strings in std.format

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13568

hsteoh at quickfur.ath.cx changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Support compile-time string |Support compile-time format
                   |formatting in std.format    |strings in std.format

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