src/v8/test/mjsunit/regress/regress-664087.js

// 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: --allow-natives-syntax

function g() {
  throw 1;
}

var v = {valueOf: g};

function foo(v) {
  v++;
};
%PrepareFunctionForOptimization(foo);
%NeverOptimizeFunction(g);
assertThrows(function() {
  foo(v);
});
assertThrows(function() {
  foo(v);
});
%OptimizeFunctionOnNextCall(foo);
assertThrows(function() {
  foo(v);
});