std.algorithm.reduce & std.metastrings.Format

[bearophile]

Sam Hu:

> Below 2 code snippets are both from phobos2.030 source.Compile with 'bud.exe -O -release -cleanup '.
> 
> 1.std.metastrings:

I think std.metastrings of D2 has some bug(s). Such bugs are present because there are not enough compile-time unittests there to catch them.

Bye,
bearophile