64-bit support

[bearophile]

Bill Baxter:
> eventually Walter himself may decide that switching to the 
> LLVM back-end makes the most sense.

LLVM may allow D to do certain things that today are difficult, like run-time creation of routines (they can be created by macros too), and other dynamic things you can see in C#3.x, etc. With that you can create something that even CommonLisp programmers may find attractive ;-)

Bye,
bearophile