define-frozen-property-strict.js (201B)
1 function foo(x) { 2 "use strict"; 3 var ok = false; 4 try { 5 x.c = 10; 6 } catch(e) { 7 ok = true; 8 } 9 assertEq(ok, true); 10 assertEq(x.c, undefined); 11 } 12 x = {a:0,b:1}; 13 Object.freeze(x); 14 foo(x);