Two new warnings: arity differing from demand type, and strict IDs at top level

[ghc-hetmet.git] / compiler / deSugar / DsExpr.lhs

diff --git a/compiler/deSugar/DsExpr.lhs b/compiler/deSugar/DsExpr.lhs
index e90a556..adf4c3d 100644 (file)
--- a/compiler/deSugar/DsExpr.lhs
+++ b/compiler/deSugar/DsExpr.lhs
@@ -52,6 +52,8 @@ import Util
 import Bag
 import Outputable
 import FastString
+
+import Data.Maybe
 \end{code}
 
 
@@ -207,7 +209,7 @@ dsExpr (HsVar var)                = returnDs (Var var)
 dsExpr (HsIPVar ip)                  = returnDs (Var (ipNameName ip))
 dsExpr (HsLit lit)                   = dsLit lit
 dsExpr (HsOverLit lit)               = dsOverLit lit
-dsExpr (HsWrap co_fn e)     = dsCoercion co_fn (dsExpr e)
+dsExpr (HsWrap co_fn e)       = dsCoercion co_fn (dsExpr e)
 
 dsExpr (NegApp expr neg_expr) 
   = do { core_expr <- dsLExpr expr