src/third_party/mozjs-45/js/src/jit-test/tests/ion/inline-Math-random-before-called.js

// |jit-test| ion-eager

function ionCompiledEagerly() {
    Math.random; // establish Math.random's identity for inlining
    return function() {
        return +Math.random(); // call will be inlined
    };
}

var alreadyIonCompiled = ionCompiledEagerly();
assertEq(alreadyIonCompiled() < 1, true);