Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| 3 | // |
| 4 | // Redistribution and use in source and binary forms, with or without |
| 5 | // modification, are permitted provided that the following conditions |
| 6 | // are met: |
| 7 | // 1. Redistributions of source code must retain the above copyright |
| 8 | // notice, this list of conditions and the following disclaimer. |
| 9 | // 2. Redistributions in binary form must reproduce the above copyright |
| 10 | // notice, this list of conditions and the following disclaimer in the |
| 11 | // documentation and/or other materials provided with the distribution. |
| 12 | // |
| 13 | // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| 14 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 15 | // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 16 | // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| 17 | // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 18 | // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 19 | // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| 20 | // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 21 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 22 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 23 | |
| 24 | description( |
| 25 | "Tests that if you alias the arguments in a very small function, arguments simplification still works even if you overwrite the arguments register." |
| 26 | ); |
| 27 | |
| 28 | function foo() { |
| 29 | var args = arguments; |
| 30 | arguments = [1, 2, 3]; |
| 31 | return args[0] + arguments[1] + args[2]; |
| 32 | } |
| 33 | |
| 34 | var result = ""; |
| 35 | for (var i = 0; i < 300; ++i) { |
| 36 | var a; |
| 37 | if (i < 200) |
| 38 | a = i; |
| 39 | else |
| 40 | a = "hello"; |
| 41 | var b = i + 1; |
| 42 | var c = i + 3; |
| 43 | result += foo(a, b, c); |
| 44 | } |
| 45 | shouldBe("result", "\"579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169171173175177179181183185187189191193195197199201203205207209211213215217219221223225227229231233235237239241243245247249251253255257259261263265267269271273275277279281283285287289291293295297299301303305307309311313315317319321323325327329331333335337339341343345347349351353355357359361363365367369371373375377379381383385387389391393395397399401403hello2203hello2204hello2205hello2206hello2207hello2208hello2209hello2210hello2211hello2212hello2213hello2214hello2215hello2216hello2217hello2218hello2219hello2220hello2221hello2222hello2223hello2224hello2225hello2226hello2227hello2228hello2229hello2230hello2231hello2232hello2233hello2234hello2235hello2236hello2237hello2238hello2239hello2240hello2241hello2242hello2243hello2244hello2245hello2246hello2247hello2248hello2249hello2250hello2251hello2252hello2253hello2254hello2255hello2256hello2257hello2258hello2259hello2260hello2261hello2262hello2263hello2264hello2265hello2266hello2267hello2268hello2269hello2270hello2271hello2272hello2273hello2274hello2275hello2276hello2277hello2278hello2279hello2280hello2281hello2282hello2283hello2284hello2285hello2286hello2287hello2288hello2289hello2290hello2291hello2292hello2293hello2294hello2295hello2296hello2297hello2298hello2299hello2300hello2301hello2302\""); |