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{-# OPTIONS_GHC -fwarn-unused-binds #-}
module ShouldCompile() where
foo x = x
{-# NOINLINE [1] foo #-}
-- Trac #2497; test should compile without language
-- pragmas to switch on the forall
{-# RULES "id" forall (x :: a). foo x = x #-}
-- Trac #2213; eq should not be reported as unused
eq,beq :: Eq a => a -> a -> Bool
{-# NOINLINE [0] eq #-}
-- The pragma and [~1] in the RULE are to prevent an infinite loop
-- in the simplifier, where the RULE fires infinitely in its
-- own RHS
eq = (==) -- Used
beq = (==) -- Unused
{-# RULES
"rule 1" [~1] forall x y. x == y = y `eq` x
#-}
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