blob: 870b73d52a76d68a272a86cb00a2650fdae0359d [file] [log] [blame]
Ben Murdochb8a8cc12014-11-26 15:28:44 +00001// 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//
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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
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22// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23
24description(
25"Checks that the DFG CFA does the right things if it proves that a put_by_id is a simple replace when storing to a specialized function property."
26);
27
28function foo(o, v) {
29 o.f = v;
30}
31
32// Warm up foo's put_by_id to make it look polymorphic.
33for (var i = 0; i < 100; ++i)
34 foo(i % 2 ? {a: 1} : {b: 2});
35
36function bar(f) {
37 foo(this, f);
38 return this.f();
39}
40
41function baz() {
42 debug("baz!");
43 return "baz";
44}
45
46for (var i = 0; i < 100; ++i)
47 shouldBe("bar.call({f:baz}, baz)", "\"baz\"");
48
49function fuzz() {
50 debug("fuzz!");
51 return "fuzz";
52}
53
54shouldBe("bar.call({f:baz}, fuzz)", "\"fuzz\"");