[vala] Fix base class method compatibility check with the ellipsis parameter

[Jürg Billeter <juergbi src gnome org>]

commit 51a150aac330b7b96a14e2ac8e4f8fdbf9b0b847
Author: Luca Bruno <lucabru src gnome org>
Date:   Mon Jan 10 10:50:48 2011 +0100

    Fix base class method compatibility check with the ellipsis parameter
    
    Fixes bug 633218.

 vala/valamethod.vala |   15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/vala/valamethod.vala b/vala/valamethod.vala
index bc301f5..65d062f 100644
--- a/vala/valamethod.vala
+++ b/vala/valamethod.vala
@@ -537,12 +537,19 @@ public class Vala.Method : Subroutine {
 				invalid_match = "too few parameters";
 				return false;
 			}
-			
-			actual_base_type = base_param.variable_type.get_actual_type (object_type, null, this);
-			if (!actual_base_type.equals (method_params_it.get ().variable_type)) {
-				invalid_match = "incompatible type of parameter %d".printf (param_index);
+
+			var param = method_params_it.get ();
+			if (base_param.ellipsis != param.ellipsis) {
+				invalid_match = "ellipsis parameter mismatch";
 				return false;
 			}
+			if (!base_param.ellipsis) {
+				actual_base_type = base_param.variable_type.get_actual_type (object_type, null, this);
+				if (!actual_base_type.equals (param.variable_type)) {
+					invalid_match = "incompatible type of parameter %d".printf (param_index);
+					return false;
+				}
+			}
 			param_index++;
 		}