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function test(o, deleter) {
var result = 0;
for (var s in o) {
if (!o.hasOwnProperty(s)) { continue; }
result += o[s];
deleter(o);
}
return result;
}
with ({}) {}
// Ion-compile |test| with a megamorphic getprop and a generic call.
for (var i = 0; i < 2000; i++) {
var obj = {};
obj["x" + i] = 1;
test(obj, () => 1);
test(obj, () => 2);
}
assertEq(test({x: 1, y: 2}, (o) => delete o.y), 1);
assertEq(test([1,2], (o) => delete o[1]), 1);
assertEq(test([1,2], (o) => {o.length = 0}), 1);
assertEq(test({x: 1, y: 2, z: 3}, (o) => delete o.y), 4);
assertEq(test([1,2,3], (o) => delete o[1]), 4);
assertEq(test([1,2,3,4], (o) => {o.length = 2}), 3);
assertEq(test({x: 1, y: 2, z: 3}, (o) => delete o.x), 6);
assertEq(test([1,2,3], (o) => delete o[0]), 6);
assertEq(test([1], (o) => {o.length = 0}), 1);
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