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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/typecheck/should_fail/T3950.hs | |
parent | ebd422aed41048476aa61dd4c520d43becd78682 (diff) | |
download | haskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz |
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/typecheck/should_fail/T3950.hs')
-rw-r--r-- | testsuite/tests/typecheck/should_fail/T3950.hs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_fail/T3950.hs b/testsuite/tests/typecheck/should_fail/T3950.hs new file mode 100644 index 0000000000..127a82b04b --- /dev/null +++ b/testsuite/tests/typecheck/should_fail/T3950.hs @@ -0,0 +1,17 @@ +{-# LANGUAGE GADTs #-}
+
+module T3950 where
+
+-- Id :: (* -> * -> *) -> * -> * -> *
+data Id p x y = Id (p x y)
+
+-- Sealed :: (* -> *) -> *
+data Sealed p where
+ Sealed :: p x -> Sealed p
+
+-- w :: (* -> * -> *) -> *
+-- Id p :: * -> * -> *
+rp :: Bool -> Maybe (w (Id p))
+rp _ = Just rp'
+ where rp' :: Sealed (Id p x)
+ rp' = undefined
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