DMD 1.039 and 2.023 releases

[Walter Bright]

bearophile wrote:
> The long divides are much faster than before and almost as the ones
> done by GCC, good work.
> 
> The timings of the division benchmark I have shown last time: 
> DMD1.038: 63.7 s DMD1.039: 12.2 s GCC4.2.1: 11.1 s
> 
> Regarding the pure optimizations done by D2, how can the LDC compiler
> do the same? Are them done by the front-end?

I changed nothing with the compiler. I just rewrote the runtime long 
division function.