v8/test/message/syntactic-tail-call-of-new.js
ishell 1350eb3dc9 [es8] More spec compliant syntactic tail calls implementation.
Unlike previous implementation where the 'continue' keyword was a feature of a return statement the keyword is now recognized as a part of expression. Error reporting was significantly improved.

--harmony-explicit-tailcalls option is now orthogonal to --harmony-tailcalls so we can test both modes at the same time.

This CL also adds %GetExceptionDetails(exception) that fetches hidden |start_pos| and |end_pos| values from the exception object.

BUG=v8:4915
LOG=N

Review-Url: https://codereview.chromium.org/1928203002
Cr-Commit-Position: refs/heads/master@{#36024}
2016-05-04 13:44:42 +00:00

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JavaScript

// Copyright 2016 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: --harmony-explicit-tailcalls
function f() {
return 1;
}
function g() {
return continue new f() ;
}