Add a flag -fwarn-missing-local-sigs, and improve -fwarn-mising-signatures

[ghc-hetmet.git] / compiler / typecheck / TcRnTypes.lhs

diff --git a/compiler/typecheck/TcRnTypes.lhs b/compiler/typecheck/TcRnTypes.lhs
index ca17355..fce06d1 100644 (file)
--- a/compiler/typecheck/TcRnTypes.lhs
+++ b/compiler/typecheck/TcRnTypes.lhs
@@ -256,6 +256,7 @@ data TcGblEnv
 
         tcg_ev_binds  :: Bag EvBind,       -- Top-level evidence bindings
        tcg_binds     :: LHsBinds Id,       -- Value bindings in this module
+        tcg_sigs      :: NameSet,          -- ...Top-level names that *lack* a signature
        tcg_warns     :: Warnings,          -- ...Warnings and deprecations
        tcg_anns      :: [Annotation],      -- ...Annotations
        tcg_insts     :: [Instance],        -- ...Instances