[dmd-internals] dmd commit, revision 663

[Walter Bright]

Rainer Schuetze wrote:
>
> There are 3 test cases that take very long to execute: testaa, 
> testhread2 and testgc3. I have not even seen the latter finish before 
> I got impatient and killed the process. I'd say these actually do not 
> test the compiler, but the library, so maybe the pass counts could be 
> reduced. Are these test way faster on linux?
>

testgc3, the longest running of the 3, takes 27 seconds on my Windows 
machine.