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    //! The first version of the prelude of The Rust Standard Library.
    //!
    //! See the [module-level documentation](../index.html) for more.

    #![stable(feature = "rust1", since = "1.0.0")]

    // Re-exported core operators
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::marker::{Send, Sized, Sync, Unpin};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::ops::{Drop, Fn, FnMut, FnOnce};

    // Re-exported functions
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::mem::drop;

    // Re-exported types and traits
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::convert::{AsRef, AsMut, Into, From};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::iter::{Iterator, Extend, IntoIterator};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::iter::{DoubleEndedIterator, ExactSizeIterator};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::option::Option::{self, Some, None};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::result::Result::{self, Ok, Err};

    // Re-exported built-in macros
    #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
    #[doc(no_inline)]
    pub use core::prelude::v1::{
        asm,
        assert,
        cfg,
        column,
        compile_error,
        concat,
        concat_idents,
        env,
        file,
        format_args,
        format_args_nl,
        global_asm,
        include,
        include_bytes,
        include_str,
        line,
        log_syntax,
        module_path,
        option_env,
        stringify,
        trace_macros,
    };

    // FIXME: Attribute and derive macros are not documented because for them rustdoc generates
    // dead links which fail link checker testing.
    #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
    #[allow(deprecated)]
    #[doc(hidden)]
    pub use core::prelude::v1::{
        Clone,
        Copy,
        Debug,
        Default,
        Eq,
        Hash,
        Ord,
        PartialEq,
        PartialOrd,
        RustcDecodable,
        RustcEncodable,
        bench,
        global_allocator,
        test,
        test_case,
    };

    // The file so far is equivalent to src/libcore/prelude/v1.rs,
    // and below to src/liballoc/prelude.rs.
    // Those files are duplicated rather than using glob imports
    // because we want docs to show these re-exports as pointing to within `std`.

    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::boxed::Box;
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::borrow::ToOwned;
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::string::{String, ToString};
    #[stable(feature = "rust1", since = "1.0.0")]
    #[doc(no_inline)]
    pub use crate::vec::Vec;