packages feed

haskell-names-0.3.2: tests/annotations/Pats.hs

{-# LANGUAGE NPlusKPatterns #-}
module Pats where

data R = R { y :: R }

f x = x
f (x+1) = x
f (R x) = x
f (x : y) = x
f (R { y = x }) = x
f x@_ = x