Pathing in the D ecosystem is generally broken (at least on windows)

[Walter Bright via Digitalmars-d]

On 9/25/2015 9:06 AM, Dicebot wrote:
> What causes conflict? Is it just optilink? Maybe it would be more reasonable to
> simply rename it to something less generic? DMD doesn't look like something that
> inherently requires isolation.

We're in the process of switching the Win32 dmd toolchain to use "optlink.exe" 
rather than "link.exe". Should have done that a long time ago.