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| author | David Terei <davidterei@gmail.com> | 2011-07-20 11:09:03 -0700 |
|---|---|---|
| committer | David Terei <davidterei@gmail.com> | 2011-07-20 11:26:35 -0700 |
| commit | 16514f272fb42af6e9c7674a9bd6c9dce369231f (patch) | |
| tree | e4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/th/T4188.hs | |
| parent | ebd422aed41048476aa61dd4c520d43becd78682 (diff) | |
| download | haskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz | |
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/th/T4188.hs')
| -rw-r--r-- | testsuite/tests/th/T4188.hs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/testsuite/tests/th/T4188.hs b/testsuite/tests/th/T4188.hs new file mode 100644 index 0000000000..73fd925302 --- /dev/null +++ b/testsuite/tests/th/T4188.hs @@ -0,0 +1,28 @@ +{-# LANGUAGE TemplateHaskell, GADTs #-}
+
+module T4188 where
+
+import Language.Haskell.TH
+import System.IO
+
+class C a where {}
+
+data T1 a where
+ MkT1 :: a -> b -> T1 a
+
+data T2 a where
+ MkT2 :: (C a, C b) => a -> b -> T2 a
+
+data T3 x where
+ MkT3 :: (C x, C y) => x -> y -> T3 (x,y)
+
+$(do { dec1 <- reify ''T1
+ ; runIO (putStrLn (pprint dec1))
+ ; dec2 <- reify ''T2
+ ; runIO (putStrLn (pprint dec2))
+ ; dec3 <- reify ''T3
+ ; runIO (putStrLn (pprint dec3))
+ ; runIO (hFlush stdout)
+ ; return [] })
+
+
|