Write UTF-8 bytes directly to stack buffer

[Brian Callahan]

On Sunday, 13 March 2022 at 07:55:01 UTC, Chris Piker wrote:
>
> Hey thanks!  That does work with recent versions of dmd+phobos, 
> but doesn't work in gdc-10.  For some reason it produces this 
> error:
>
> ```d
> error: static assert  "Cannot put a const(char)[] into a 
> char[]."
> ```
>
> Is there a work around involving `.representation` as alluded 
> to in this 
> [thread](https://forum.dlang.org/post/zmehmpithifbgfuefchv@forum.dlang.org) ?
>
> To get around the issue I built gdc-11.2 from source code at 
> the GNU site but the old version of phobos is still included, 
> so no dice.

Build the latest gdc snapshot: 
https://mirrors.concertpass.com/gcc/snapshots/12-20220306/

~Brian