GC pathological case behaviour

[Ola Fosheim Grøstad via Digitalmars-d]

On Tuesday, 28 June 2016 at 19:03:14 UTC, John Colvin wrote:
>                 char[2] s = '\0';
>                 s[0] = cast(char)msg;
>                 puts(s.ptr);    // remove this => no memory leak

But wait, is the string zero terminated?