// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --experimental-wasm-typed-funcref

let raw = new Uint8Array([
  0x00, 0x61, 0x73, 0x6d,  // wasm magic
  0x01, 0x00, 0x00, 0x00,  // wasm version

  0x01,  // section: types
  0x05,  // section length
  0x01,  // types count
  0x60,  // function type
  0x00,  // param count
  0x01,  // return count
  0x7f,  // i32

  0x03,  // section: functions
  0x02,  // section size: 2
  0x01,  // function count: 1
  0x00,  // sig index: 0

  0x07,  // section: exports
  0x08,  // section size
  0x01,  // exports count
  0x04,  // name length: 4
  0x6d, 0x61, 0x69, 0x6e,  // name: "main"
  0x00,  // export kind: function
  0x00,  // export function index: 0

  0x0a,  // section: code
  0x0d,  // section length
  0x01,  // functions count: 1
  0x0b,  // body size
  0x00,  // locals count
  0xd2, 0x00,  // ref.func 0
  0xd1,  // ref.is_null
  0x04, 0x40,  // if [void]
  0x05,  // else
  0x0b,  // end
  0x41, 0x2a,  // i32.const: 42
  0x0b,  // end
]);
let buff = raw.buffer;
let mod = new WebAssembly.Module(buff);
let inst = new WebAssembly.Instance(mod);
let result = inst.exports.main();
assertEquals(42, result);