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// |jit-test| --enable-symbols-as-weakmap-keys; skip-if: getBuildConfiguration("release_or_beta")
try {
evalInWorker(`
function a() {}
b = function() {}
c = new FinalizationRegistry(b);
a(c.register(Symbol.hasInstance));
`);
} catch (e) {
// evalInWorker not supported with --no-threads
assertEq(e.toString().includes("--no-threads"), true);
}