[Issue 18790] can't put a const(char)[] into a char[]

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18790

--- Comment #6 from Steven Schveighoffer <schveiguy at yahoo.com> ---
PR: https://github.com/dlang/phobos/pull/6471

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