patch applied (ghc): NCG: Handle loops in register allocator

[Simon Marlow]

Wolfgang Thaller wrote:
> Fri Feb 24 19:14:34 PST 2006  wolfgang.thaller at gmx.net
>   * NCG: Handle loops in register allocator
>   
>   Fill in the missing parts in the register allocator so that it can
>   handle loops.

Cool!

Simon