Index: runtime/vm/object_store.cc |
diff --git a/runtime/vm/object_store.cc b/runtime/vm/object_store.cc |
index 844e80cdab09f0ffb6a141b3195c347c13a03cfd..f1dcac558c5d6889274888f068d651d9a5998d5c 100644 |
--- a/runtime/vm/object_store.cc |
+++ b/runtime/vm/object_store.cc |
@@ -249,6 +249,7 @@ void ObjectStore::InitKnownObjects() { |
ASSERT(!function_name.IsNull()); |
function ^= Resolver::ResolveStatic(async_lib, Object::null_string(), |
function_name, 1, Object::null_array()); |
+ ASSERT(!function.IsNull()); |
set_async_set_thread_stack_trace(function); |
function_name ^= async_lib.PrivateName(Symbols::ClearAsyncThreadStackTrace()); |