1function Foo() { } 2 3Foo.prototype.toString = function() { return "hello" }; 4 5function foo(o) { 6 return String(o); 7} 8 9noInline(foo); 10 11for (var i = 0; i < 100000; ++i) { 12 var result = foo(new Foo()); 13 if (typeof result != "string") { 14 describe(result); 15 throw "Error: result isn't a string"; 16 } 17 if (result != "hello") 18 throw "Error: bad result: " + result; 19 20 result = foo("world"); 21 if (typeof result != "string") { 22 describe(result); 23 throw "Error: result isn't a string"; 24 } 25 if (result != "world") 26 throw "Error: bad result: " + result; 27} 28