[project @ 1996-01-08 20:28:12 by partain]

[ghc-hetmet.git] / ghc / compiler / tests / typecheck / should_fail / tcfail032.hs

diff --git a/ghc/compiler/tests/typecheck/should_fail/tcfail032.hs b/ghc/compiler/tests/typecheck/should_fail/tcfail032.hs
new file mode 100644 (file)
index 0000000..0e8884d
--- /dev/null
+++ b/ghc/compiler/tests/typecheck/should_fail/tcfail032.hs
@@ -0,0 +1,16 @@
+{- This test gives the following not-very-wonderful error message.
+
+  "tc_sig.hs", line 3: Type signature does not match the inferred type:
+    Signature: t76 -> Int
+    Inferred type: t75
+
+It *is* an error, because x does not have the polytype 
+       forall a. Eq a => a -> Int
+becuase it is monomorphic, but the error message isn't very illuminating.
+-}
+
+module TcSig where
+
+f x = (x :: (Eq a) => a -> Int)
+
+