js/src/jit-test/tests/ion/bug1007213.js


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function getval(o) {
    return obj.val
}
function f(x, o) {
    var lhs = -(~x >>> 0)
    var rhs = getval(o)
    return (lhs - rhs >> 0)
}
function getObj(v) {
    return {
        val: v
    }
}

var obj = getObj(1)
assertEq(f(0, obj), 0)
assertEq(f(0, obj), 0)
obj = getObj('can has bug?')
obj = getObj(.5)
assertEq(f(0, obj), 1)