Added default functions, isEmpty does not typecheck...

[cc1516.git] / AST.dcl

diff --git a/AST.dcl b/AST.dcl
index 0bfe1ba..1592143 100644 (file)
--- a/AST.dcl
+++ b/AST.dcl
@@ -45,6 +45,7 @@ instance toString AST
 instance toString FieldSelector
 instance toString Op2
 instance toString Expr
+instance toString VarDecl
 
 instance zero Pos
 instance == Op1