add is_pure method to Expression class

2007-11-29  Juerg Billeter  <j@bitron.ch>

	* vala/valaaddressofexpression.vala,
	  vala/valaarraycreationexpression.vala, vala/valaassignment.vala,
	  vala/valabaseaccess.vala, vala/valabinaryexpression.vala,
	  vala/valacastexpression.vala, vala/valaconditionalexpression.vala,
	  vala/valaelementaccess.vala, vala/valaexpression.vala,
	  vala/valainitializerlist.vala, vala/valainvocationexpression.vala,
	  vala/valalambdaexpression.vala, vala/valaliteralexpression.vala,
	  vala/valamemberaccess.vala, vala/valaobjectcreationexpression.vala,
	  vala/valaparenthesizedexpression.vala,
	  vala/valapointerindirection.vala, vala/valapostfixexpression.vala,
	  vala/valareferencetransferexpression.vala,
	  vala/valasizeofexpression.vala, vala/valatypecheck.vala,
	  vala/valatypeofexpression.vala, vala/valaunaryexpression.vala: add
	  is_pure method to Expression class

svn path=/trunk/; revision=739

1 files changed, 5 insertions, 1 deletions

diff --git a/vala/valapostfixexpression.vala b/vala/valapostfixexpression.vala
index 1602d4bf7..078301dfe 100644
--- a/vala/valapostfixexpression.vala
+++ b/vala/valapostfixexpression.vala
@@ -1,6 +1,6 @@
 /* valapostfixexpression.vala
  *
- * Copyright (C) 2006  Jürg Billeter
+ * Copyright (C) 2006-2007  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -55,4 +55,8 @@ public class Vala.PostfixExpression : Expression {
 
 		visitor.visit_postfix_expression (this);
 	}
+
+	public override bool is_pure () {
+		return false;
+	}
 }