monad-transformer version of the Control.Exception module; profiling libraries

 Provides a monad-transformer version of the Control.Exception.catch
 function. For this, it defines the MonadCatchIO class, a subset of MonadIO. It
 defines proper instances for most monad transformers in the mtl library.
 .
 This package provides a library for the Haskell programming language, compiled
 for profiling. See http://www.haskell.org/ for more information on Haskell.