michael@0: // code in arrow function default arguments is strict if the body is strict
michael@0: 
michael@0: load(libdir + "asserts.js");
michael@0: 
michael@0: assertThrowsInstanceOf(
michael@0:     () => Function("(a = function (obj) { with (obj) f(); }) => { 'use strict'; }"),
michael@0:     SyntaxError);
michael@0: 
michael@0: assertThrowsInstanceOf(
michael@0:     () => Function("(a = obj => { with (obj) f(); }) => { 'use strict'; }"),
michael@0:     SyntaxError);