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// Copyright 2025 Google LLC
// SPDX-License-Identifier: Apache-2.0
impl<T> [T] {
    fn sort(&mut self) where T: Ord;

    fn sort_by(&mut self, compare: impl FnMut(&T, &T) -> Ordering);

    fn sort_by_key<K, F>(&mut self, f: F)
    where
        F: FnMut(&T) -> K,
        K: Ord;
}