library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

import "org-dartlang-testcase:///return_async_promoted_lib.dart";

static method main() → void
  ;
static method nullable() → core::int?
  ;
static method nonNullable() → core::int?
  ;

library;
import self as self2;
import "dart:core" as core;

import "org-dartlang-testcase:///return_async_promoted.dart";

static method legacy() → core::int*
  ;