// Errors:
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:19: Error: Expected ';' before this.
//   var f = Map<A, B> {};
//                   ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:19: Error: Operator declarations must be preceeded by the keyword 'operator'.
// Try adding the keyword 'operator'.
//   var f = Map<A, B> {};
//                   ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:19: Error: A method declaration needs an explicit list of parameters.
// Try adding a parameter list to the method declaration.
//   var f = Map<A, B> {};
//                   ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:19: Error: Operator '>' should have exactly one parameter.
//   var f = Map<A, B> {};
//                   ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:23: Error: Expected a class member, but got ';'.
//   var f = Map<A, B> {};
//                       ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:11: Error: A function expression can't have a name.
//   var f = Map<A, B> {};
//           ^^^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:14: Error: A function declaration needs an explicit list of parameters.
// Try adding a parameter list to the function declaration.
//   var f = Map<A, B> {};
//              ^
//
// pkg/front_end/testcases/regress/issue_31155.dart:11:14: Error: Expected a function body, but got '<'.
//   var f = Map<A, B> {};
//              ^

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

class A extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class B extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class C extends core::Object {
  field dynamic f = core::Map<dynamic, dynamic>.<(self::A);
  field dynamic B = null;
  synthetic constructor •() → void
    : super core::Object::•()
    ;
  operator >() → dynamic {}
}
static method main() → void {}