Dart2js async* functions only resume execution of the body when suspended on yield.

tests/language/language.status

Index: tests/language/language.status
diff --git a/tests/language/language.status b/tests/language/language.status
index f49e43c959d9b009db60fa9d9840dd87003fc8c1..8c577571b5662ca845a865a74cd9876e2822ac11 100644
--- a/tests/language/language.status
+++ b/tests/language/language.status
@@ -18,6 +18,7 @@ closure_in_initializer_test: Fail # Issue 6422
 duplicate_export_negative_test: Fail # Issue 6134
 
 [ $compiler == none ]
+async_star_regression_23116_test: Fail # Issue 23116
 # Null-aware operators aren't implemented in the VM yet.
 if_null_evaluation_order_test: Fail
 if_null_precedence_test: Fail
@@ -29,6 +30,7 @@ conditional_property_access_test: Fail
 conditional_method_invocation_test: Fail
 
 [ $compiler == dart2dart ]
+async_star_regression_23116_test: Fail # Issue 23116
 deferred_load_library_wrong_args_test/none: Fail # Issue 17523
 deferred_load_inval_code_test: Fail # Issue 17523
 deferred_not_loaded_check_test: Fail # Issue 17523