[Issue 8424] Compile time conversions of double/floats to strings

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=8424

--- Comment #1 from hsteoh at quickfur.ath.cx ---
The use of snprintf also causes other issues like purity/safety issues. I think
we should roll our own native D implementation of these conversions so that
it's usable in pure/safe/@nogc/ctfe.

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