Bypassing const with a union

[Era Scarecrow]

On Friday, 1 June 2012 at 20:24:39 UTC, Era Scarecrow wrote:
>   //from const, to const
>   const(S) opSlice(int s, int e) const {
>     S s = this;  //compile error this.array is const
>     s.array = this[s .. e]; //compile error
>     return s;
>   }

Correction: Seems this didn't get updated while I was testing 
this.

    //from const, to const
    const(S) opSlice(int s, int e) const {
      S sl = this;  //compile error this.array is const
      sl.array = this[s .. e]; //compile error
      return sl;
    }