[vala] Collect used variables in postfix expression for flow analysis

[Luca Bruno <lucabru src gnome org>]

commit 33f2d4551de8ad6844bfb7a482d4f25b6ff28346
Author: Luca Bruno <lucabru src gnome org>
Date:   Tue May 31 16:33:40 2011 +0200

    Collect used variables in postfix expression for flow analysis

 vala/valapostfixexpression.vala |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/vala/valapostfixexpression.vala b/vala/valapostfixexpression.vala
index 9d9b684..37745c3 100644
--- a/vala/valapostfixexpression.vala
+++ b/vala/valapostfixexpression.vala
@@ -64,6 +64,10 @@ public class Vala.PostfixExpression : Expression {
 		return false;
 	}
 
+	public override void get_used_variables (Collection<LocalVariable> collection) {
+		inner.get_used_variables (collection);
+	}
+
 	public override bool check (CodeContext context) {
 		if (checked) {
 			return !error;