library test;
import self as self;
import "dart:core" as core;
import "dart:async" as asy;

abstract class MyStream<T extends core::Object> extends asy::Stream<self::MyStream::T> {
  static factory •<T extends core::Object>() → self::MyStream<self::MyStream::•::T>
    return null;
}
static method foo() → asy::Stream<core::List<core::int>> async* {
  yield<core::int>[];
  yield let final dynamic #t1 = let dynamic _ = null in invalid-expression "pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart:16:67: Error: A value of type 'test::MyStream<dynamic>' can't be assigned to a variable of type 'dart.core::List<dart.core::int>'.
Try changing the type of the left hand side, or casting the right hand side to 'dart.core::List<dart.core::int>'.
  yield /*error:YIELD_OF_INVALID_TYPE*/ new /*@typeArgs=dynamic*/ MyStream();
                                                                  ^" in let final dynamic #t2 = self::MyStream::•<dynamic>() in null;
  yield* let final dynamic #t3 = let dynamic _ = null in invalid-expression "pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart:17:64: Error: A value of type 'dart.core::List<dynamic>' can't be assigned to a variable of type 'dart.async::Stream<dart.core::List<dart.core::int>>'.
Try changing the type of the left hand side, or casting the right hand side to 'dart.async::Stream<dart.core::List<dart.core::int>>'.
  yield* /*error:YIELD_OF_INVALID_TYPE*/ /*@typeArgs=dynamic*/ [];
                                                               ^" in let final dynamic #t4 = <dynamic>[] in null;
  yield* self::MyStream::•<core::List<core::int>>();
}
static method bar() → core::Iterable<core::Map<core::int, core::int>> sync* {
  yield<core::int, core::int>{};
  yield let final dynamic #t5 = let dynamic _ = null in invalid-expression "pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart:23:67: Error: A value of type 'dart.core::List<dynamic>' can't be assigned to a variable of type 'dart.core::Map<dart.core::int, dart.core::int>'.
Try changing the type of the left hand side, or casting the right hand side to 'dart.core::Map<dart.core::int, dart.core::int>'.
  yield /*error:YIELD_OF_INVALID_TYPE*/ new /*@typeArgs=dynamic*/ List();
                                                                  ^" in let final dynamic #t6 = core::List::•<dynamic>() in null;
  yield* let final dynamic #t7 = let dynamic _ = null in invalid-expression "pkg/front_end/testcases/inference/downwards_inference_yield_yield_star.dart:24:73: Error: A value of type 'dart.core::Map<dynamic, dynamic>' can't be assigned to a variable of type 'dart.core::Iterable<dart.core::Map<dart.core::int, dart.core::int>>'.
Try changing the type of the left hand side, or casting the right hand side to 'dart.core::Iterable<dart.core::Map<dart.core::int, dart.core::int>>'.
  yield* /*error:YIELD_OF_INVALID_TYPE*/ /*@typeArgs=dynamic, dynamic*/ {};
                                                                        ^" in let final dynamic #t8 = <dynamic, dynamic>{} in null;
  yield* core::List::•<core::Map<core::int, core::int>>();
}
static method main() → dynamic {}