library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:21:10: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//   yield* getIterableNull(); // error
//          ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:24:27: Error: A value of type 'Iterable<dynamic>' can't be returned from a function with return type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
// Iterable<bool> test5() => getIterableNull(); // error
//                           ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:38:12: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//     yield* getIterableNull(); // error
//            ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:41:29: Error: A value of type 'Iterable<dynamic>' can't be returned from a function with return type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//   Iterable<bool> test5() => getIterableNull(); // error
//                             ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:49:5: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//   })(); // error
//     ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:54:5: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//   })(); // error
//     ^
//
// pkg/front_end/testcases/nnbd/issue41437b.dart:55:50: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
//  - 'Iterable' is from 'dart:core'.
//   Iterable<bool> var5 = (() => getIterableNull())(); // error
//                                                  ^
//
import self as self;
import "dart:core" as core;

static method getNull() → dynamic
  return null;
static method getIterableNull() → core::Iterable<dynamic> sync* {
  yield null;
}
static method getIterableBool() → core::Iterable<core::bool> sync* {
  yield true;
}
static method test1() → core::Iterable<core::bool> sync* {
  yield self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::bool;
}
static method test2() → core::Iterable<core::bool>
  return self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::Iterable<core::bool>;
static method test3() → core::bool
  return self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::bool;
static method test4() → core::Iterable<core::bool> sync* {
  yield* invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:21:10: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
  yield* getIterableNull(); // error
         ^" in self::getIterableNull() as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
}
static method test5() → core::Iterable<core::bool>
  return invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:24:27: Error: A value of type 'Iterable<dynamic>' can't be returned from a function with return type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
Iterable<bool> test5() => getIterableNull(); // error
                          ^" in self::getIterableNull() as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
static method test6() → core::Iterable<core::bool>
  return self::getIterableBool();
static method test7() → core::Iterable<core::bool> sync* {
  yield* self::getIterableBool();
}
static method test() → dynamic async {
  function test1() → core::Iterable<core::bool> sync* {
    yield self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::bool;
  }
  function test2() → core::Iterable<core::bool>
    return self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::Iterable<core::bool>;
  function test3() → core::bool
    return self::getNull() as{TypeError,ForDynamic,ForNonNullableByDefault} core::bool;
  function test4() → core::Iterable<core::bool> sync* {
    yield* invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:38:12: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
    yield* getIterableNull(); // error
           ^" in self::getIterableNull() as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
  }
  function test5() → core::Iterable<core::bool>
    return invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:41:29: Error: A value of type 'Iterable<dynamic>' can't be returned from a function with return type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
  Iterable<bool> test5() => getIterableNull(); // error
                            ^" in self::getIterableNull() as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
  function test6() → core::Iterable<core::bool>
    return self::getIterableBool();
  function test7() → core::Iterable<core::bool> sync* {
    yield* self::getIterableBool();
  }
  core::Iterable<core::bool> var1 = invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:49:5: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
  })(); // error
    ^" in (() → core::Iterable<dynamic> sync* {
    yield self::getNull();
  })(){() → core::Iterable<dynamic>} as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
  core::Iterable<core::bool> var2 = (() → dynamic => self::getNull())(){() → dynamic} as{TypeError,ForDynamic,ForNonNullableByDefault} core::Iterable<core::bool>;
  core::bool var3 = (() → dynamic => self::getNull())(){() → dynamic} as{TypeError,ForDynamic,ForNonNullableByDefault} core::bool;
  core::Iterable<core::bool> var4 = invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:54:5: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
  })(); // error
    ^" in (() → core::Iterable<dynamic> sync* {
    yield* self::getIterableNull();
  })(){() → core::Iterable<dynamic>} as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
  core::Iterable<core::bool> var5 = invalid-expression "pkg/front_end/testcases/nnbd/issue41437b.dart:55:50: Error: A value of type 'Iterable<dynamic>' can't be assigned to a variable of type 'Iterable<bool>'.
 - 'Iterable' is from 'dart:core'.
  Iterable<bool> var5 = (() => getIterableNull())(); // error
                                                 ^" in (() → core::Iterable<dynamic> => self::getIterableNull())(){() → core::Iterable<dynamic>} as{TypeError,ForNonNullableByDefault} core::Iterable<core::bool>;
  core::Iterable<core::bool> var6 = (() → core::Iterable<core::bool> => self::getIterableBool())(){() → core::Iterable<core::bool>};
  core::Iterable<core::bool> var7 = (() → core::Iterable<core::bool> sync* {
    yield* self::getIterableBool();
  })(){() → core::Iterable<core::bool>};
}
static method main() → dynamic {}