dmd 1.042 and 2.027 releases

[0ffh]

0ffh wrote:
> bearophile wrote:
>> I have tried on Windows, on a 2-core CPU and the CPU usage is about 50%
>> still (only one core used).
> 
> Well, I that's a pure reader thread running in the bg it wouldn't take any
> cpu time. That's because it's basically just waiting for data transfers 
> from the disk to put them in a queue for the compiler thread.

Sorry for self-reply. I wonder if the reader also does tokenisation?
I suppose it could... but that would probably be quite fast, as well.