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Diffstat (limited to 'qom')
-rw-r--r--qom/object.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/qom/object.c b/qom/object.c
index 1b9c5ce4f8..f5f416bc81 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -435,12 +435,11 @@ Object *object_dynamic_cast(Object *obj, const char *typename)
Object *object_dynamic_cast_assert(Object *obj, const char *typename,
const char *file, int line, const char *func)
{
- Object *inst;
-
trace_object_dynamic_cast_assert(obj ? obj->class->type->name : "(null)",
typename, file, line, func);
- inst = object_dynamic_cast(obj, typename);
+#ifdef CONFIG_QOM_CAST_DEBUG
+ Object *inst = object_dynamic_cast(obj, typename);
if (!inst && obj) {
fprintf(stderr, "%s:%d:%s: Object %p is not an instance of type %s\n",
@@ -448,7 +447,9 @@ Object *object_dynamic_cast_assert(Object *obj, const char *typename,
abort();
}
- return inst;
+ assert(obj == inst);
+#endif
+ return obj;
}
ObjectClass *object_class_dynamic_cast(ObjectClass *class,
@@ -509,6 +510,12 @@ ObjectClass *object_class_dynamic_cast_assert(ObjectClass *class,
trace_object_class_dynamic_cast_assert(class ? class->type->name : "(null)",
typename, file, line, func);
+#ifndef CONFIG_QOM_CAST_DEBUG
+ if (!class->interfaces) {
+ return class;
+ }
+#endif
+
ret = object_class_dynamic_cast(class, typename);
if (!ret && class) {
fprintf(stderr, "%s:%d:%s: Object %p is not an instance of type %s\n",