1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/js/src/jit-test/tests/ion/bug792220.js Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,12 @@ 1.4 +var p = Proxy.create({ 1.5 + has : function(id) {} 1.6 +}); 1.7 +Object.prototype.__proto__ = p; 1.8 +function f() { 1.9 + if (/a/.exec("a")) 1.10 + return 1; 1.11 + return 0; 1.12 +} 1.13 +delete RegExp.prototype.test; 1.14 +f(); 1.15 +