LayoutTests/js/script-tests/dfg-negative-array-index.js

description(
"Tests that storing into a negative array index works right."
);

function foo(a, i) {
    a[i] = 42;
}

for (var i = 0; i < 100; ++i) {
    var array = [];
    foo(array, -1);
    shouldBe("array[-1]", "42");
}