promise-prototype-catch.js 872 Bytes
Newer Older
1 2 3 4 5 6 7 8
// Copyright 2018 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: --allow-natives-syntax

(function() {
  function foo(p) { return p.catch(); }
9
  %PrepareFunctionForOptimization(foo);
10 11 12 13 14 15 16 17
  foo(Promise.resolve(1));
  foo(Promise.resolve(1));
  %OptimizeFunctionOnNextCall(foo);
  foo(Promise.resolve(1));
})();

(function() {
  function foo(p) { return p.catch(foo); }
18
  %PrepareFunctionForOptimization(foo);
19 20 21 22 23 24 25 26
  foo(Promise.resolve(1));
  foo(Promise.resolve(1));
  %OptimizeFunctionOnNextCall(foo);
  foo(Promise.resolve(1));
})();

(function() {
  function foo(p) { return p.catch(foo, undefined); }
27
  %PrepareFunctionForOptimization(foo);
28 29 30 31 32
  foo(Promise.resolve(1));
  foo(Promise.resolve(1));
  %OptimizeFunctionOnNextCall(foo);
  foo(Promise.resolve(1));
})();