Function bench_reserve

src/fast.rs:568–577

(b: &mut Bencher)

    #[bench]
    fn bench_reserve(b: &mut Bencher) {
        let mut buffer = VecT::with_capacity(N);
        b.iter(|| {
            buffer.clear();
            let vec = black_box(&mut buffer);
            for _ in 0..black_box(N) {
                black_box(&mut *vec).reserve(1);
            }
        });
    }

    #[bench]
    fn bench_reserve_fast(b: &mut Bencher) {