codegen: Call ref_sink on objects passed to generic type

Regression of 6f1d0947bed9260436e7d2da18977b3925cdb0bd

Fixes https://gitlab.gnome.org/GNOME/vala/issues/655

diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 657d7ddbb985cf97851846d3e8ca6f6c01b58343..14886a3cc6935824b4fd52daeb3c449ee9397c5d 100644 (file)
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -5847,7 +5847,7 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                var result = ((GLibValue) value).copy ();
 
                if (type.value_owned
-                   && target_type is ObjectType && !target_type.floating_reference
+                   && (target_type is GenericType || (target_type is ObjectType && !target_type.floating_reference))
                    && type.floating_reference) {
                        /* floating reference, sink it.
                         */