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setJitCompilerOption('ion.forceinlineCaches', 1);
function protoChange() {
var o = {0: 0, 1: 0, 0x10000: 0, 0x20000: 0};
var tests = [1, 0, 0x10000, 0x20000];
function result_map(key, i) {
if (i > 5 && key == 0x20000)
return undefined;
return 0;
}
for (var i = 0; i < 10; i++) {
for (var key of tests) {
assertEq(o[key], result_map(key, i));
}
if (i == 5) {
delete o[0x20000];
}
}
}
for (var i = 0; i < 10; i++) {
protoChange();
}