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author | David Terei <davidterei@gmail.com> | 2011-07-20 11:09:03 -0700 |
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committer | David Terei <davidterei@gmail.com> | 2011-07-20 11:26:35 -0700 |
commit | 16514f272fb42af6e9c7674a9bd6c9dce369231f (patch) | |
tree | e4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/indexed-types/should_fail/T2203a.hs | |
parent | ebd422aed41048476aa61dd4c520d43becd78682 (diff) | |
download | haskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz |
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/indexed-types/should_fail/T2203a.hs')
-rw-r--r-- | testsuite/tests/indexed-types/should_fail/T2203a.hs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/testsuite/tests/indexed-types/should_fail/T2203a.hs b/testsuite/tests/indexed-types/should_fail/T2203a.hs new file mode 100644 index 0000000000..89ed37e3da --- /dev/null +++ b/testsuite/tests/indexed-types/should_fail/T2203a.hs @@ -0,0 +1,15 @@ +{-# LANGUAGE ScopedTypeVariables, TypeFamilies, FlexibleInstances #-} + +module T2203a where + +class Foo a where + type TheFoo a + foo :: TheFoo a -> a + foo' :: a -> Int + +class Bar b where + bar :: b -> Int + +instance Foo a => Bar (Either a (TheFoo a)) where + bar (Left a) = foo' a + bar (Right b) = foo' (foo b :: a) |