{- (c) The University of Glasgow, 2000-2006 -} {-# LANGUAGE CPP, MagicHash, UnboxedTuples #-} module FastFunctions ( inlinePerformIO, ) where #include "HsVersions.h" import GhcPrelude () import GHC.Exts import GHC.IO (IO(..)) -- Just like unsafePerformIO, but we inline it. {-# INLINE inlinePerformIO #-} inlinePerformIO :: IO a -> a inlinePerformIO (IO m) = case m realWorld# of (# _, r #) -> r