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class Base {
static a = 0;
static [Symbol.iterator] = 0;
}
class Derived extends Base {
static m(key) {
// Attach an IC through IonGetPropSuperIC.
return super[key];
}
}
var key = {
value: "a",
[Symbol.toPrimitive]() {
return this.value;
}
};
for (var i = 0; i < 100; ++i) {
// Change key[Symbol.toPrimitive] to return a symbol after some warm-up.
if (i > 80) {
key.value = Symbol.iterator;
}
assertEq(Derived.m(key), 0);
}