library test;
//
// Problems in library:
//
// pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:17:44: Error: A value of type 'String' can't be assigned to a variable of type 'int'.
//       int x = /*error:INVALID_ASSIGNMENT*/ i;
//                                            ^
//
// pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:25:44: Error: A value of type 'T' can't be assigned to a variable of type 'int'.
//       int x = /*error:INVALID_ASSIGNMENT*/ i;
//                                            ^
//
// pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:38:45: Error: A value of type 'Foo' can't be assigned to a variable of type 'String'.
//  - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
//     String y = /*error:INVALID_ASSIGNMENT*/ x;
//                                             ^
//
// pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:45:21: Error: A value of type 'Foo' can't be assigned to a variable of type 'String'.
//  - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
// Try changing the type of the variable.
//   await for (String x in /*error:FOR_IN_OF_INVALID_ELEMENT_TYPE*/ myStream) {
//                     ^
//
// pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:66:76: Error: The type 'Map<String, Foo>' used in the 'for' loop must implement 'Stream<dynamic>'.
//  - 'Map' is from 'dart:core'.
//  - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
//  - 'Stream' is from 'dart:async'.
//   await for (var /*@ type=dynamic */ x in /*error:FOR_IN_OF_INVALID_TYPE*/ map) {
//                                                                            ^
//
import self as self;
import "dart:core" as core;
import "dart:async" as asy;
import "dart:_internal" as _in;

import "dart:async";

class Foo extends core::Object {
  field core::int* bar = 42;
  synthetic constructor •() → self::Foo*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
class Bar<T extends asy::Stream<core::String*>* = asy::Stream<core::String*>*> extends core::Object {
  synthetic constructor •() → self::Bar<self::Bar::T*>*
    : super core::Object::•()
    ;
  method foo(generic-covariant-impl self::Bar::T* t) → dynamic /* originally async */ {
    final asy::_Future<dynamic>* :async_future = new asy::_Future::•<dynamic>();
    core::bool* :is_sync = false;
    FutureOr<dynamic>* :return_value;
    (dynamic) →* dynamic :async_op_then;
    (core::Object*, core::StackTrace*) →* dynamic :async_op_error;
    core::int* :await_jump_var = 0;
    dynamic :await_ctx_var;
    dynamic :saved_try_context_var0;
    dynamic :saved_try_context_var1;
    dynamic :exception0;
    dynamic :stack_trace0;
    function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
      try {
        #L1:
        {
          {
            self::Bar::T* :stream = t;
            asy::_StreamIterator<core::String*>* :for-iterator = new asy::_StreamIterator::•<core::String*>(:stream);
            try
              #L2:
              while (true) {
                dynamic #t1 = asy::_asyncStarMoveNextHelper(:stream);
                [yield] let dynamic #t2 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
                if(_in::unsafeCast<core::bool>(:result)) {
                  core::String* i = :for-iterator.{asy::_StreamIterator::current};
                  {
                    core::int* x = let final<BottomType> #t3 = invalid-expression "pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:17:44: Error: A value of type 'String' can't be assigned to a variable of type 'int'.
      int x = /*error:INVALID_ASSIGNMENT*/ i;
                                           ^" in i as{TypeError} core::int*;
                  }
                }
                else
                  break #L2;
              }
            finally
              if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
                [yield] let dynamic #t4 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
                :result;
              }
          }
        }
        asy::_completeOnAsyncReturn(:async_future, :return_value, :is_sync);
        return;
      }
      on dynamic catch(dynamic exception, core::StackTrace* stack_trace) {
        asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync);
      }
    :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
    :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
    :async_op.call();
    :is_sync = true;
    return :async_future;
  }
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
class Baz<T extends core::Object* = dynamic, E extends asy::Stream<self::Baz::T*>* = asy::Stream<dynamic>*, S extends self::Baz::E* = asy::Stream<dynamic>*> extends core::Object {
  synthetic constructor •() → self::Baz<self::Baz::T*, self::Baz::E*, self::Baz::S*>*
    : super core::Object::•()
    ;
  method foo(generic-covariant-impl self::Baz::S* t) → dynamic /* originally async */ {
    final asy::_Future<dynamic>* :async_future = new asy::_Future::•<dynamic>();
    core::bool* :is_sync = false;
    FutureOr<dynamic>* :return_value;
    (dynamic) →* dynamic :async_op_then;
    (core::Object*, core::StackTrace*) →* dynamic :async_op_error;
    core::int* :await_jump_var = 0;
    dynamic :await_ctx_var;
    dynamic :saved_try_context_var0;
    dynamic :saved_try_context_var1;
    dynamic :exception0;
    dynamic :stack_trace0;
    function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
      try {
        #L3:
        {
          {
            self::Baz::S* :stream = t;
            asy::_StreamIterator<self::Baz::T*>* :for-iterator = new asy::_StreamIterator::•<self::Baz::T*>(:stream);
            try
              #L4:
              while (true) {
                dynamic #t5 = asy::_asyncStarMoveNextHelper(:stream);
                [yield] let dynamic #t6 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
                if(_in::unsafeCast<core::bool>(:result)) {
                  self::Baz::T* i = :for-iterator.{asy::_StreamIterator::current};
                  {
                    core::int* x = let final<BottomType> #t7 = invalid-expression "pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:25:44: Error: A value of type 'T' can't be assigned to a variable of type 'int'.
      int x = /*error:INVALID_ASSIGNMENT*/ i;
                                           ^" in i as{TypeError} core::int*;
                    self::Baz::T* y = i;
                  }
                }
                else
                  break #L4;
              }
            finally
              if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
                [yield] let dynamic #t8 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
                :result;
              }
          }
        }
        asy::_completeOnAsyncReturn(:async_future, :return_value, :is_sync);
        return;
      }
      on dynamic catch(dynamic exception, core::StackTrace* stack_trace) {
        asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync);
      }
    :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
    :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
    :async_op.call();
    :is_sync = true;
    return :async_future;
  }
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
abstract class MyStream<T extends core::Object* = dynamic> extends asy::Stream<self::MyStream::T*> {
  static factory •<T extends core::Object* = dynamic>() → self::MyStream<self::MyStream::•::T*>*
    return null;
  abstract member-signature get isBroadcast() → core::bool*; -> asy::Stream::isBroadcast
  abstract member-signature method asBroadcastStream({(asy::StreamSubscription<self::MyStream::T*>*) →* void onListen = #C1, (asy::StreamSubscription<self::MyStream::T*>*) →* void onCancel = #C1}) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::asBroadcastStream
  abstract member-signature method where((self::MyStream::T*) →* core::bool* test) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::where
  abstract member-signature method map<S extends core::Object* = dynamic>((self::MyStream::T*) →* self::MyStream::map::S* convert) → asy::Stream<self::MyStream::map::S*>*; -> asy::Stream::map
  abstract member-signature method asyncMap<E extends core::Object* = dynamic>((self::MyStream::T*) →* FutureOr<self::MyStream::asyncMap::E*>* convert) → asy::Stream<self::MyStream::asyncMap::E*>*; -> asy::Stream::asyncMap
  abstract member-signature method asyncExpand<E extends core::Object* = dynamic>((self::MyStream::T*) →* asy::Stream<self::MyStream::asyncExpand::E*>* convert) → asy::Stream<self::MyStream::asyncExpand::E*>*; -> asy::Stream::asyncExpand
  abstract member-signature method handleError(core::Function* onError, {(dynamic) →* core::bool* test = #C1}) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::handleError
  abstract member-signature method expand<S extends core::Object* = dynamic>((self::MyStream::T*) →* core::Iterable<self::MyStream::expand::S*>* convert) → asy::Stream<self::MyStream::expand::S*>*; -> asy::Stream::expand
  abstract member-signature method pipe(generic-covariant-impl asy::StreamConsumer<self::MyStream::T*>* streamConsumer) → asy::Future<dynamic>*; -> asy::Stream::pipe
  abstract member-signature method transform<S extends core::Object* = dynamic>(generic-covariant-impl asy::StreamTransformer<self::MyStream::T*, self::MyStream::transform::S*>* streamTransformer) → asy::Stream<self::MyStream::transform::S*>*; -> asy::Stream::transform
  abstract member-signature method reduce(generic-covariant-impl (self::MyStream::T*, self::MyStream::T*) →* self::MyStream::T* combine) → asy::Future<self::MyStream::T*>*; -> asy::Stream::reduce
  abstract member-signature method fold<S extends core::Object* = dynamic>(self::MyStream::fold::S* initialValue, (self::MyStream::fold::S*, self::MyStream::T*) →* self::MyStream::fold::S* combine) → asy::Future<self::MyStream::fold::S*>*; -> asy::Stream::fold
  abstract member-signature method join([core::String* separator = #C2]) → asy::Future<core::String*>*; -> asy::Stream::join
  abstract member-signature method contains(core::Object* needle) → asy::Future<core::bool*>*; -> asy::Stream::contains
  abstract member-signature method forEach((self::MyStream::T*) →* void action) → asy::Future<dynamic>*; -> asy::Stream::forEach
  abstract member-signature method every((self::MyStream::T*) →* core::bool* test) → asy::Future<core::bool*>*; -> asy::Stream::every
  abstract member-signature method any((self::MyStream::T*) →* core::bool* test) → asy::Future<core::bool*>*; -> asy::Stream::any
  abstract member-signature get length() → asy::Future<core::int*>*; -> asy::Stream::length
  abstract member-signature get isEmpty() → asy::Future<core::bool*>*; -> asy::Stream::isEmpty
  abstract member-signature method cast<R extends core::Object* = dynamic>() → asy::Stream<self::MyStream::cast::R*>*; -> asy::Stream::cast
  abstract member-signature method toList() → asy::Future<core::List<self::MyStream::T*>*>*; -> asy::Stream::toList
  abstract member-signature method toSet() → asy::Future<core::Set<self::MyStream::T*>*>*; -> asy::Stream::toSet
  abstract member-signature method drain<E extends core::Object* = dynamic>([self::MyStream::drain::E* futureValue = #C1]) → asy::Future<self::MyStream::drain::E*>*; -> asy::Stream::drain
  abstract member-signature method take(core::int* count) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::take
  abstract member-signature method takeWhile((self::MyStream::T*) →* core::bool* test) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::takeWhile
  abstract member-signature method skip(core::int* count) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::skip
  abstract member-signature method skipWhile((self::MyStream::T*) →* core::bool* test) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::skipWhile
  abstract member-signature method distinct([(self::MyStream::T*, self::MyStream::T*) →* core::bool* equals = #C1]) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::distinct
  abstract member-signature get first() → asy::Future<self::MyStream::T*>*; -> asy::Stream::first
  abstract member-signature get last() → asy::Future<self::MyStream::T*>*; -> asy::Stream::last
  abstract member-signature get single() → asy::Future<self::MyStream::T*>*; -> asy::Stream::single
  abstract member-signature method firstWhere((self::MyStream::T*) →* core::bool* test, {generic-covariant-impl () →* self::MyStream::T* orElse = #C1}) → asy::Future<self::MyStream::T*>*; -> asy::Stream::firstWhere
  abstract member-signature method lastWhere((self::MyStream::T*) →* core::bool* test, {generic-covariant-impl () →* self::MyStream::T* orElse = #C1}) → asy::Future<self::MyStream::T*>*; -> asy::Stream::lastWhere
  abstract member-signature method singleWhere((self::MyStream::T*) →* core::bool* test, {generic-covariant-impl () →* self::MyStream::T* orElse = #C1}) → asy::Future<self::MyStream::T*>*; -> asy::Stream::singleWhere
  abstract member-signature method elementAt(core::int* index) → asy::Future<self::MyStream::T*>*; -> asy::Stream::elementAt
  abstract member-signature method timeout(core::Duration* timeLimit, {(asy::EventSink<self::MyStream::T*>*) →* void onTimeout = #C1}) → asy::Stream<self::MyStream::T*>*; -> asy::Stream::timeout
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
  abstract member-signature method listen((self::MyStream::T*) →* void onData, {core::Function* onError = #C1, () →* void onDone = #C1, core::bool* cancelOnError = #C1}) → asy::StreamSubscription<self::MyStream::T*>*; -> asy::Stream::listen
}
static method test() → dynamic /* originally async */ {
  final asy::_Future<dynamic>* :async_future = new asy::_Future::•<dynamic>();
  core::bool* :is_sync = false;
  FutureOr<dynamic>* :return_value;
  (dynamic) →* dynamic :async_op_then;
  (core::Object*, core::StackTrace*) →* dynamic :async_op_error;
  core::int* :await_jump_var = 0;
  dynamic :await_ctx_var;
  dynamic :saved_try_context_var0;
  dynamic :saved_try_context_var1;
  dynamic :exception0;
  dynamic :stack_trace0;
  function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
    try {
      #L5:
      {
        self::MyStream<self::Foo*>* myStream = self::MyStream::•<self::Foo*>();
        {
          self::MyStream<self::Foo*>* :stream = myStream;
          asy::_StreamIterator<self::Foo*>* :for-iterator = new asy::_StreamIterator::•<self::Foo*>(:stream);
          try
            #L6:
            while (true) {
              dynamic #t9 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t10 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                self::Foo* x = :for-iterator.{asy::_StreamIterator::current};
                {
                  core::String* y = let final<BottomType> #t11 = invalid-expression "pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:38:45: Error: A value of type 'Foo' can't be assigned to a variable of type 'String'.
 - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
    String y = /*error:INVALID_ASSIGNMENT*/ x;
                                            ^" in x as{TypeError} core::String*;
                }
              }
              else
                break #L6;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t12 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        {
          self::MyStream<self::Foo*>* :stream = myStream;
          asy::_StreamIterator<dynamic>* :for-iterator = new asy::_StreamIterator::•<dynamic>(:stream);
          try
            #L7:
            while (true) {
              dynamic #t13 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t14 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                dynamic x = :for-iterator.{asy::_StreamIterator::current};
                {
                  core::String* y = x as{TypeError,ForDynamic} core::String*;
                }
              }
              else
                break #L7;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t15 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        {
          self::MyStream<self::Foo*>* :stream = myStream;
          asy::_StreamIterator<self::Foo*>* :for-iterator = new asy::_StreamIterator::•<self::Foo*>(:stream);
          try
            #L8:
            while (true) {
              dynamic #t16 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t17 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                final self::Foo* #t18 = :for-iterator.{asy::_StreamIterator::current};
                {
                  core::String* x = let final<BottomType> #t19 = invalid-expression "pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:45:21: Error: A value of type 'Foo' can't be assigned to a variable of type 'String'.
 - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
Try changing the type of the variable.
  await for (String x in /*error:FOR_IN_OF_INVALID_ELEMENT_TYPE*/ myStream) {
                    ^" in #t18 as{TypeError} core::String*;
                  core::String* y = x;
                }
              }
              else
                break #L8;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t20 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        dynamic z;
        {
          self::MyStream<self::Foo*>* :stream = myStream;
          asy::_StreamIterator<self::Foo*>* :for-iterator = new asy::_StreamIterator::•<self::Foo*>(:stream);
          try
            #L9:
            while (true) {
              dynamic #t21 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t22 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                final self::Foo* #t23 = :for-iterator.{asy::_StreamIterator::current};
                {
                  z = #t23;
                  core::String* y = z as{TypeError,ForDynamic} core::String*;
                }
              }
              else
                break #L9;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t24 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        asy::Stream<dynamic>* stream = myStream;
        {
          asy::Stream<dynamic>* :stream = stream;
          asy::_StreamIterator<dynamic>* :for-iterator = new asy::_StreamIterator::•<dynamic>(:stream);
          try
            #L10:
            while (true) {
              dynamic #t25 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t26 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                final dynamic #t27 = :for-iterator.{asy::_StreamIterator::current};
                {
                  self::Foo* x = #t27 as{TypeError,ForDynamic} self::Foo*;
                  self::Foo* y = x;
                }
              }
              else
                break #L10;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t28 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        dynamic stream2 = myStream;
        {
          asy::Stream<dynamic>* :stream = stream2 as{TypeError,ForDynamic} asy::Stream<dynamic>*;
          asy::_StreamIterator<dynamic>* :for-iterator = new asy::_StreamIterator::•<dynamic>(:stream);
          try
            #L11:
            while (true) {
              dynamic #t29 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t30 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                final dynamic #t31 = :for-iterator.{asy::_StreamIterator::current};
                {
                  self::Foo* x = #t31 as{TypeError,ForDynamic} self::Foo*;
                  self::Foo* y = x;
                }
              }
              else
                break #L11;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t32 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
        core::Map<core::String*, self::Foo*>* map = <core::String*, self::Foo*>{};
        {
          asy::Stream<dynamic>* :stream = let final<BottomType> #t33 = invalid-expression "pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart:66:76: Error: The type 'Map<String, Foo>' used in the 'for' loop must implement 'Stream<dynamic>'.
 - 'Map' is from 'dart:core'.
 - 'Foo' is from 'pkg/front_end/testcases/inference/infer_types_on_loop_indices_for_each_loop_async.dart'.
 - 'Stream' is from 'dart:async'.
  await for (var /*@ type=dynamic */ x in /*error:FOR_IN_OF_INVALID_TYPE*/ map) {
                                                                           ^" in map as{TypeError} asy::Stream<dynamic>*;
          asy::_StreamIterator<dynamic>* :for-iterator = new asy::_StreamIterator::•<dynamic>(:stream);
          try
            #L12:
            while (true) {
              dynamic #t34 = asy::_asyncStarMoveNextHelper(:stream);
              [yield] let dynamic #t35 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(), :async_op_then, :async_op_error, :async_op) in null;
              if(_in::unsafeCast<core::bool>(:result)) {
                dynamic x = :for-iterator.{asy::_StreamIterator::current};
                {
                  core::String* y = x as{TypeError,ForDynamic} core::String*;
                }
              }
              else
                break #L12;
            }
          finally
            if(!:for-iterator.{asy::_StreamIterator::_subscription}.{core::Object::==}(null)) {
              [yield] let dynamic #t36 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(), :async_op_then, :async_op_error, :async_op) in null;
              :result;
            }
        }
      }
      asy::_completeOnAsyncReturn(:async_future, :return_value, :is_sync);
      return;
    }
    on dynamic catch(dynamic exception, core::StackTrace* stack_trace) {
      asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync);
    }
  :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
  :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
  :async_op.call();
  :is_sync = true;
  return :async_future;
}
static method main() → dynamic {}

constants  {
  #C1 = null
  #C2 = ""
}