| // 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( |
| "Tests that the DFG knows that a function that appears like Math.max could potentially use value in arbitrary ways, and not just in a context that converts values to numbers." |
| ); |
| |
| function foo(f, array, i) { |
| return f(array[i], 2.5); |
| } |
| |
| function bar(value) { |
| return value; |
| } |
| |
| for (var i = 0; i < 200; ++i) { |
| var f, array, expected; |
| if (i == 190) { |
| f = "bar"; |
| array = "[, 1.5]"; |
| expected = "void 0"; |
| } else { |
| f = "Math.max"; |
| array = "[1.5]"; |
| expected = "Math.max(1.5, 2.5)"; |
| } |
| shouldBe("foo(" + f + ", " + array + ", 0)", expected); |
| } |
| |