Data/Coerce.hs

    {-# LANGUAGE Unsafe #-}
    {-# LANGUAGE NoImplicitPrelude #-}

    -----------------------------------------------------------------------------
    -- |
    -- Module      :  Data.Coerce
    -- Copyright   :  (c) The University of Glasgow 2001
    -- License     :  BSD-style (see the file libraries/base/LICENSE)
    --
    -- Maintainer  :  libraries@haskell.org
    -- Stability   :  provisional
    -- Portability :  portable
    --
    -- Safe coercions between data types.
    --
    -- More in-depth information can be found on the
    -- <https://ghc.haskell.org/trac/ghc/wiki/Roles Roles wiki page>
    --
    -- @since 4.7.0.0
    -----------------------------------------------------------------------------

    module Data.Coerce
            ( -- * Safe coercions
              coerce, Coercible,
            ) where
    import GHC.Prim (coerce)
    import GHC.Types (Coercible)

    import GHC.Base () -- for build ordering; see Notes in GHC.Base for more info