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-rw-r--r--testsuite/tests/deriving/should_fail/drvfail012.hs8
1 files changed, 8 insertions, 0 deletions
diff --git a/testsuite/tests/deriving/should_fail/drvfail012.hs b/testsuite/tests/deriving/should_fail/drvfail012.hs
new file mode 100644
index 0000000000..4a073bbed1
--- /dev/null
+++ b/testsuite/tests/deriving/should_fail/drvfail012.hs
@@ -0,0 +1,8 @@
+-- Trac #1608
+
+module ShouldFail where
+
+newtype Ego a = Ego a deriving (Ord)
+
+f :: Ord a => Ego a -> Ego a -> Bool
+f e1 e2 = e1 < e2