bug1488786-2.js (548B)
1 setJitCompilerOption('ion.forceinlineCaches', 1); 2 3 function protoChange() { 4 var o = {0: 0, 1: 0, 0x10000: 0, 0x20000: 0}; 5 6 var tests = [1, 0, 0x10000, 0x20000]; 7 8 function result_map(key, i) { 9 if (i > 5 && key == 0x20000) 10 return undefined; 11 return 0; 12 } 13 14 for (var i = 0; i < 10; i++) { 15 for (var key of tests) { 16 assertEq(o[key], result_map(key, i)); 17 } 18 19 if (i == 5) { 20 delete o[0x20000]; 21 } 22 } 23 } 24 25 for (var i = 0; i < 10; i++) { 26 protoChange(); 27 }