Bump `base` version to 4.9.0.0 (closes #11026)
[ghc.git] / testsuite / tests / typecheck / should_fail / tcfail156.hs
1 {-# LANGUAGE ExistentialQuantification #-}
2
3 -- Illegal existential context on a newtype
4
5 module ShouldFail where
6
7 newtype Foo = forall a . Foo a
8