2.056 merge update

[Trass3r]

> make[2]: *** No rule to make target `d/cppmangle.dmd.o', needed by  
> `cc1d'.  Stop.
> make[2]: Leaving directory  
> `/var/tmp/gdcStuff/gdc/dev/gcc-4.6.1/objdir/gcc'

Same here. gcc 4.6.2