library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/regress/issue_29983.dart:7:10: Error: Undefined name 'missing'.
//   return missing;
//          ^^^^^^^
//
// pkg/front_end/testcases/regress/issue_29983.dart:7:3: Error: 'sync*' and 'async*' can't return a value.
//   return missing;
//   ^
//
// pkg/front_end/testcases/regress/issue_29983.dart:11:14: Error: Undefined name 'dummy'.
// g() sync* => dummy;
//              ^^^^^
//
// pkg/front_end/testcases/regress/issue_29983.dart:11:14: Error: 'sync*' and 'async*' can't return a value.
// g() sync* => dummy;
//              ^
//
import self as self;
import "dart:core" as core;

static method f() → dynamic /* originally sync* */ {
  function :sync_op_gen() → (core::_SyncIterator<dynamic>?, dynamic, dynamic) → core::bool* {
    core::int :await_jump_var = 0;
    dynamic :await_ctx_var;
    function :sync_op(core::_SyncIterator<dynamic>? :iterator, dynamic :exception, dynamic :stack_trace) → core::bool* yielding {
      {
        invalid-expression "pkg/front_end/testcases/regress/issue_29983.dart:7:3: Error: 'sync*' and 'async*' can't return a value.
  return missing;
  ^";
      }
      return false;
    }
    return :sync_op;
  }
  return new core::_SyncIterable::•<dynamic>(:sync_op_gen);
}
static method g() → dynamic /* originally sync* */ {
  function :sync_op_gen() → (core::_SyncIterator<dynamic>?, dynamic, dynamic) → core::bool* {
    core::int :await_jump_var = 0;
    dynamic :await_ctx_var;
    function :sync_op(core::_SyncIterator<dynamic>? :iterator, dynamic :exception, dynamic :stack_trace) → core::bool* yielding {
      invalid-expression "pkg/front_end/testcases/regress/issue_29983.dart:11:14: Error: 'sync*' and 'async*' can't return a value.
g() sync* => dummy;
             ^";
      return false;
    }
    return :sync_op;
  }
  return new core::_SyncIterable::•<dynamic>(:sync_op_gen);
}
static method h() → dynamic /* originally sync* */ {
  function :sync_op_gen() → (core::_SyncIterator<dynamic>?, dynamic, dynamic) → core::bool* {
    core::int :await_jump_var = 0;
    dynamic :await_ctx_var;
    function :sync_op(core::_SyncIterator<dynamic>? :iterator, dynamic :exception, dynamic :stack_trace) → core::bool* yielding {
      {
        (() → core::String => "return")(){() → core::String};
      }
      return false;
    }
    return :sync_op;
  }
  return new core::_SyncIterable::•<dynamic>(:sync_op_gen);
}
static method main() → dynamic {}