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const size = 1000;
const iterations = 1000;
function binaryTreeWorkload(size) {
let a = new Array(size);
for (let i = 0; i < size; i++) {
a[i] = { left: null, right: null, map: null };
}
for (let i = 0; i < size / 2; i++) {
a[i].left = a[2 * i + 1];
a[i].right = a[2 * i + 2];
}
return a;
}
function weakMapsArray(size) {
let a = new Array(size);
for (let i = 0; i < size; i++) {
let m = new WeakMap();
m.set(m, 0);
a[i] = m;
}
return a;
}
gcparam("parallelMarkingEnabled", 1);
gcparam("parallelMarkingThresholdMB", 0);
let t1 = binaryTreeWorkload(size);
let t2 = binaryTreeWorkload(size);
let maps = weakMapsArray(size);
for (let i = 0; i < size; i++) {
t1[i].map = maps[i];
t2[i].map = maps[size - i - 1];
}
t1 = t1[0];
t2 = t2[0];
maps = undefined;
for (let i = 0; i < iterations; i++) {
gc();
}