Re: -fallow-overlapping-instances

[Sigbjorn Finne]

S.D.Mechveliani writes:
>
> What it is all about? I also need the language description for ghc-3.01. 
> For example, it surprised me with the composed constructs in the 
> instances. And the overlapping instances, even as presented above, are 
> of great need. But ghc-3.01 does not understand
> -fallow-overlapping-instances  at all: `unrecognised option'.   ??
> 

-fallow-overlapping-instances is a command-line option that was added
after ghc-3.01 was out. The upcoming 3.02 should have it.

--Sigbjorn