// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -emit-module %S/Inputs/PrivateObjC.swift -o %t
// RUN: %target-typecheck-verify-swift -swift-version 6 -I %t -verify-ignore-unknown

// REQUIRES: objc_interop

import Foundation
import PrivateObjC

func test_dynamic_subscript_accepts_type_name_argument() {
  @objc class A {
    @objc subscript(a: A.Type) -> Int { get { 42 } }
  }

  func test(a: AnyObject, optA: AnyObject?) {
    let _ = a[A] // expected-error {{expected member name or initializer call after type name}}
    // expected-note@-1 {{add arguments after the type to construct a value of the type}} {{16-16=()}}
    // expected-note@-2 {{use '.self' to reference the type object}} {{16-16=.self}}

    let _ = optA?[A] // expected-error {{expected member name or initializer call after type name}}
    // expected-note@-1 {{add arguments after the type to construct a value of the type}} {{20-20=()}}
    // expected-note@-2 {{use '.self' to reference the type object}} {{20-20=.self}}
  }
}