// Copyright 2013 the V8 project authors. All rights reserved. // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions // are met: // 1. Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // 2. Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the distribution. // // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. description('Test that we properly fill in missing args with "undefined" in JIT code.'); // Regression test for <rdar://problem/10763509> function callee(a1, a2, a3, a4, a5, a6, a7, a8) { // We expect that the unused actual parameters will be filled // with undefined. if (a1 !== undefined) return "Arg1 is wrong"; if (a2 !== undefined) return "Arg2 is wrong"; if (a3 !== undefined) return "Arg3 is wrong"; if (a4 !== undefined) return "Arg4 is wrong"; if (a5 !== undefined) return "Arg5 is wrong"; if (a6 !== undefined) return "Arg6 is wrong"; if (a7 !== undefined) return "Arg7 is wrong"; if (a8 !== undefined) return "Arg8 is wrong"; return undefined; } function dummy(a1, a2, a3, a4, a5, a6, a7, a8) { } function BaseObj() { } function caller(testArgCount) { var baseObj = new BaseObj(); var allArgs = [0, "String", callee, true, null, 2.5, [1, 2, 3], {'a': 1, 'b' : 2}]; argCounts = [8, testArgCount]; for (argCountIndex = 0; argCountIndex < argCounts.length; argCountIndex++) { argCount = argCounts[argCountIndex]; var varArgs = []; for (i = 0; i < argCount; i++) varArgs[i] = undefined; for (numCalls = 0; numCalls < 10; numCalls++) { // Run multiple times so that the JIT kicks in dummy.apply(baseObj, allArgs); var result = callee.apply(baseObj, varArgs); if (result != undefined) return result; } } return undefined; } shouldBe("caller(0)", 'undefined'); shouldBe("caller(1)", 'undefined'); shouldBe("caller(2)", 'undefined'); shouldBe("caller(3)", 'undefined'); shouldBe("caller(4)", 'undefined'); shouldBe("caller(5)", 'undefined'); shouldBe("caller(6)", 'undefined'); shouldBe("caller(7)", 'undefined'); shouldBe("caller(8)", 'undefined'); var successfullyParsed = true;