[project @ 2000-05-23 11:51:13 by simonpj]

Add tests for result type sigs

ghc/tests/typecheck/should_compile/tc105.hs

+-- !!! Scoped type variables in result signatures
+module ShouldCompile where
+
+import PrelST
+import PrelArr
+
+f:: ST s Int
+f:: ST s Int = do
+    v <- newSTRef 5
+    let g :: ST s Int
+             -- ^ should be in scope
+        g = readSTRef v
+    g