dbus: Copy type when declaring temporary variables

If type is not copied, then the semantic analyzer will modify the
original type.

diff --git a/codegen/valagdbusservertransformer.vala b/codegen/valagdbusservertransformer.vala
index 3dccdbfe319f62f6db47b18b0425266f4cc87ac7..418f955e0e7a451ec8a5c917a87037717e58c9e2 100644 (file)
--- a/codegen/valagdbusservertransformer.vala
+++ b/codegen/valagdbusservertransformer.vala
@@ -106,7 +106,7 @@ public class Vala.GDBusServerTransformer : GDBusClientTransformer {
                b.open_try ();
                string result = null;
                if (m.has_result) {
-                       result = b.add_temp_declaration (m.return_type);
+                       result = b.add_temp_declaration (copy_type (m.return_type));
                        b.add_assignment (expression (result), finish_call);
                } else {
                        b.add_expression (finish_call);