Fix memory management with inferred generic type arguments

diff --git a/vala/valamethodcall.vala b/vala/valamethodcall.vala
index b9be421274de980cd81ee80815787e84961af5d8..01adb4f9ab9a044f2d1aa597a436d13f353632e2 100644 (file)
--- a/vala/valamethodcall.vala
+++ b/vala/valamethodcall.vala
@@ -570,7 +570,8 @@ public class Vala.MethodCall : Expression {
 
                                                                var generic_type = param.parameter_type as GenericType;
                                                                if (generic_type != null && generic_type.type_parameter == type_param) {
-                                                                       type_arg = arg.value_type;
+                                                                       type_arg = arg.value_type.copy ();
+                                                                       type_arg.value_owned = true;
                                                                        break;
                                                                }
 
@@ -582,7 +583,8 @@ public class Vala.MethodCall : Expression {
                                                if (type_arg == null) {
                                                        var generic_type = m.return_type as GenericType;
                                                        if (generic_type != null && generic_type.type_parameter == type_param) {
-                                                               type_arg = target_type;
+                                                               type_arg = target_type.copy ();
+                                                               type_arg.value_owned = true;
                                                        }
                                                }