8 #[stable(feature = "rust1", since = "1.0.0")]
10 accum::{Product, Sum},
11 collect::{Extend, FromIterator, IntoIterator},
12 double_ended::DoubleEndedIterator,
13 exact_size::ExactSizeIterator,
15 marker::{FusedIterator, TrustedLen},
18 #[unstable(issue = "none", feature = "inplace_iteration")]
19 pub use self::marker::InPlaceIterable;
20 #[unstable(feature = "trusted_step", issue = "85731")]
21 pub use self::marker::TrustedStep;