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authorDavid Terei <davidterei@gmail.com>2011-07-20 11:09:03 -0700
committerDavid Terei <davidterei@gmail.com>2011-07-20 11:26:35 -0700
commit16514f272fb42af6e9c7674a9bd6c9dce369231f (patch)
treee4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/esc/TestDataCon.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/esc/TestDataCon.hs')
-rw-r--r--testsuite/tests/esc/TestDataCon.hs25
1 files changed, 25 insertions, 0 deletions
diff --git a/testsuite/tests/esc/TestDataCon.hs b/testsuite/tests/esc/TestDataCon.hs
new file mode 100644
index 0000000000..e5b66eb094
--- /dev/null
+++ b/testsuite/tests/esc/TestDataCon.hs
@@ -0,0 +1,25 @@
+module TestDataCon where
+
+{-# CONTRACT g1 :: ({x | x>0}, any) -> {r | r>0} #-}
+g1 :: (Int, Int) -> Int
+g1 (x,y) = x
+{-# CONTRACT g2 :: (any, {y | y>0}) -> {r | r>0} #-}
+g2 :: (Int, Int) -> Int
+g2 (x,y) = y
+
+bad = error "bad!"
+
+t1 = g1 (5, bad)
+t2 = g2 (bad, 6)
+t3 = g1 (bad, 7)
+t4 = g1 (-1, 6) -- seems inlining is done.
+
+{-
+data A a = B a | C a Int
+
+{-# CONTRACT g :: B {x | x>0} -> any #-}
+g :: B Int -> Int
+g (B x) = x
+
+
+-}