src/third_party/mozjs-45/js/src/jit-test/tests/basic/testEvalInFrameEdgeCase.js

load(libdir + "evalInFrame.js");

function g() {
    var x = 100;
    return evalInFrame(2, "x");
}
function f() {
    var x = 42;
    return evalInFrame.call(null, 0, "g()");
}
assertEq(f.call(), 42);