From: Matthijs Kooijman <m.kooijman@student.utwente.nl>
Date: Tue, 23 Jun 2009 12:41:30 +0000 (+0200)
Subject: Make subeverywhere support Cast expressions.
X-Git-Url: https://git.stderr.nl/gitweb?a=commitdiff_plain;h=33a876fcac2c8d455feb5f35131e873e3311800d;p=matthijs%2Fmaster-project%2Fc%CE%BBash.git

Make subeverywhere support Cast expressions.
---

diff --git a/NormalizeTools.hs b/NormalizeTools.hs
index c20c583..8e57ba8 100644
--- a/NormalizeTools.hs
+++ b/NormalizeTools.hs
@@ -147,6 +147,10 @@ subeverywhere trans (Var x) = return $ Var x
 subeverywhere trans (Lit x) = return $ Lit x
 subeverywhere trans (Type x) = return $ Type x
 
+subeverywhere trans (Cast expr ty) = do
+  expr' <- trans expr
+  return $ Cast expr' ty
+
 subeverywhere trans expr = error $ "NormalizeTools.subeverywhere Unsupported expression: " ++ show expr
 
 -- Apply the given transformation to all expressions, except for direct