// Regression test for https://bugs.webkit.org/show_bug.cgi?id=147165 function Foo() { } Foo.prototype.f = 42; function get(o, p) { if (p) return o.f; return 42; } for (var i = 0; i < 100000; ++i) { get({ f: 42 }, i % 2); get({ o: 10, f: 42 }, i % 2); } function foo() { var o = new Foo(); return get(o, isFinalTier()); } noInline(foo); for (var i = 0; i < 1000000; ++i) { var result = foo(); if (result !== 42) throw new Error("Result should be 42 but was " + result); }