Function std::alloc::take_alloc_error_hook

pub fn take_alloc_error_hook() -> fn(_: Layout)

🔬This is a nightly-only experimental API. (alloc_error_hook #51245)

Unregisters the current allocation error hook, returning it.

See also the function set_alloc_error_hook.

If no custom hook is registered, the default hook will be returned.