[immediately declare any empty bindings as absent in demand analysis
John Meacham <john@repetae.net>**20060816024405] hunk ./E/Demand.hs 301
+analyze (ELam x@TVr { tvrIdent = 0 } e) (S (Product [s])) = do
+    (e',phi :=> sigma) <- analyze e s
+    let sx = Absent
+    return (ELam (tvrInfo_u (Info.insert sx) x) e',demandEnvMinus phi x :=> (sx:sigma))
hunk ./E/WorkerWrapper.hs 49
+    g t@TVr { tvrIdent = 0 } _ = (Absent,t)