isSafeOverlap

[Henning Thielemann]

Am 20.08.2013 08:49, schrieb Simon Peyton-Jones:
> | Oh also, we deprecated a bunch of unsafe functions in modules. For
> | example, `unsafeInterleaveST` in Control.Monad.ST.Lazy as it was moved
> | to Control.Monad.ST.Lazy.Unsafe.
> |
> | Are you happy with me removing these now that it's been a three
> | releases (7.2, 7.4, 7.6) with them deprecated?
>
> Ccing 'libraries' but yes that sounds reasonable.

I have put a package to hackage which gives uniform access to unsafe 
functions from different versions of 'base':
    http://hackage.haskell.org/package/unsafe