From: Matthijs Kooijman <m.kooijman@student.utwente.nl>
Date: Thu, 29 Jan 2009 14:32:32 +0000 (+0100)
Subject: Let expandExpr error out on unsupported expressions.
X-Git-Url: https://git.stderr.nl/gitweb?a=commitdiff_plain;ds=inline;h=15423b23737673f098d89550ace39ec664e56ac4;p=matthijs%2Fmaster-project%2Fc%CE%BBash.git

Let expandExpr error out on unsupported expressions.
---

diff --git a/Translator.hs b/Translator.hs
index be2fb0a..9265bfa 100644
--- a/Translator.hs
+++ b/Translator.hs
@@ -41,7 +41,7 @@ main =
           --core <- GHC.compileToCoreSimplified "Adders.hs"
           core <- GHC.compileToCoreSimplified "Adders.hs"
           liftIO $ printBinds (cm_binds core)
-          let bind = findBind "wire" (cm_binds core)
+          let bind = findBind "inv" (cm_binds core)
           let NonRec var expr = bind
           -- Turn bind into VHDL
           let vhdl = State.evalState (mkVHDL bind) (VHDLSession 0 builtin_funcs)
@@ -217,7 +217,10 @@ expandExpr binds (Var id) =
     Signal (AST.NSimple signal_id) = Maybe.fromMaybe
       (error $ "Argument " ++ getOccString id ++ "is unknown")
       (lookup id binds)
-  
+
+expandExpr binds expr = 
+  error $ "Unsupported expression: " ++ (showSDoc $ ppr $ expr)
+
 -- Generate a signal declaration for a signal with the given name and the
 -- given type and no value. Also returns the id of the signal.
 mkSignal :: String -> AST.TypeMark -> (AST.VHDLId, AST.SigDec)