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23
24description(
25"Tests that code that is dead, unreachable, and contains a chain of nodes that use each other in an untyped way doesn't result in the IR getting corrupted."
26);
27
28function foo(a) {
29    function bar(p) {
30        if (p) {
31            var x = a; // It's dead and unreachable, and it involves a GetScopeVar(GetScopeRegisters(GetMyScope())).
32        }
33        return 5;
34    }
35    return bar;
36}
37
38// Since the function contains unreachable code we need a higher optimization threshold.
39for (var i = 0; i < 1000; ++i)
40    shouldBe("foo(42)(false)", "5");
41