5a33062ba9
The callback passed to `FinalizationRegistry` may be a Proxy or BoundFunction, which lack a `[[Realm]]` internal slot. Dereferencing the callback realm directly returned null and led to a crash in `HostEnqueueFinalizationRegistryCleanupJob`. We now use the `GetFunctionRealm` AO to unwrap these exotic objects and find the underlying realm.
12 lines
260 B
HTML
12 lines
260 B
HTML
<!DOCTYPE html>
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<script src="../../Text/input/include.js"></script>
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<script>
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const callback = new Proxy(function() {}, {});
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const registry = new FinalizationRegistry(callback);
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(function() {
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registry.register({}, "held");
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})();
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internals.gc();
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</script>
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