string types: const(char)[] and cstring

[Walter Bright]

Derek Parnell wrote:
>  const(char)[]  // A mutable array of immutable characters?
>  const(char[])  // An immutable array of mutable characters?
>  const(const(char)[]) // An immutable array of immutable characters?
>  char[]         // A mutable array of mutable characters?
> 
> What will happen with the .reverse and .sort array properties when used
> with const, invariant, and final qualifiers?

They'll all fail.