From: Jürg Billeter <j@bitron.ch>
Date: Fri, 8 Jan 2010 21:07:56 +0000 (+0100)
Subject: Consider negative literals constant
X-Git-Tag: 0.7.10~119
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=11764759cbec71a1f07bb65e85f27e18a2c2770c;p=thirdparty%2Fvala.git

Consider negative literals constant

Fixes bug 605158.
---

diff --git a/vala/valaunaryexpression.vala b/vala/valaunaryexpression.vala
index b2066a373..f5b99e499 100644
--- a/vala/valaunaryexpression.vala
+++ b/vala/valaunaryexpression.vala
@@ -1,6 +1,6 @@
 /* valaunaryexpression.vala
  *
- * Copyright (C) 2006-2009  Jürg Billeter
+ * Copyright (C) 2006-2010  Jürg Billeter
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -96,6 +96,14 @@ public class Vala.UnaryExpression : Expression {
 		return get_operator_string () + _inner.to_string ();
 	}
 
+	public override bool is_constant () {
+		if (operator == UnaryOperator.INCREMENT || operator == UnaryOperator.DECREMENT) {
+			return false;
+		}
+
+		return inner.is_constant ();
+	}
+
 	public override bool is_pure () {
 		if (operator == UnaryOperator.INCREMENT || operator == UnaryOperator.DECREMENT) {
 			return false;