xref: /external/v8/test/mjsunit/regress/regress-1412.js

// Copyright 2011 the V8 project authors. All rights reserved.
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//
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// Test that the apply with arguments optimization passes values
// unchanged to strict-mode functions and builtins.

// Flags: --allow-natives-syntax

function strict() { "use strict"; return this; }

function test_strict() {
  assertEquals(void 0, strict.apply(undefined, arguments));
  assertEquals(42, strict.apply(42, arguments));
  assertEquals("asdf", strict.apply("asdf", arguments));
}

for (var i = 0; i < 10; i++) test_strict();
%OptimizeFunctionOnNextCall(test_strict);
test_strict();

function test_builtin(receiver) {
  Object.prototype.valueOf.apply(receiver, arguments);
}

for (var i = 0; i < 10; i++) test_builtin(this);
%OptimizeFunctionOnNextCall(test_builtin);
test_builtin(this);

var exception = false;
try {
  test_builtin(undefined);
} catch(e) {
  exception = true;
}
assertTrue(exception);