//! [primitive types]: ../book/ch03-02-data-types.html
#![stable(feature = "rust1", since = "1.0.0")]
-#![doc(html_root_url = "https://doc.rust-lang.org/nightly/",
- html_playground_url = "https://play.rust-lang.org/",
- issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",
- test(no_crate_inject, attr(deny(warnings))),
- test(attr(allow(dead_code, deprecated, unused_variables, unused_mut))))]
-
+#![doc(
+ html_root_url = "https://doc.rust-lang.org/nightly/",
+ html_playground_url = "https://play.rust-lang.org/",
+ issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/",
+ test(no_crate_inject, attr(deny(warnings))),
+ test(attr(allow(dead_code, deprecated, unused_variables, unused_mut)))
+)]
// Don't link to std. We are std.
#![no_std]
-
#![warn(deprecated_in_future)]
#![warn(missing_docs)]
#![warn(missing_debug_implementations)]
#![deny(intra_doc_link_resolution_failure)] // rustdoc is run without -D warnings
#![allow(explicit_outlives_requirements)]
#![allow(unused_lifetimes)]
-
// Tell the compiler to link to either panic_abort or panic_unwind
#![needs_panic_runtime]
-
// std may use features in a platform-specific way
#![allow(unused_features)]
-
#![cfg_attr(test, feature(print_internals, set_stdio, update_panic_count))]
-#![cfg_attr(all(target_vendor = "fortanix", target_env = "sgx"),
- feature(slice_index_methods, coerce_unsized,
- sgx_platform, ptr_wrapping_offset_from))]
-#![cfg_attr(all(test, target_vendor = "fortanix", target_env = "sgx"),
- feature(fixed_size_array, maybe_uninit_extra))]
-
+#![cfg_attr(
+ all(target_vendor = "fortanix", target_env = "sgx"),
+ feature(slice_index_methods, coerce_unsized, sgx_platform, ptr_wrapping_offset_from)
+)]
+#![cfg_attr(
+ all(test, target_vendor = "fortanix", target_env = "sgx"),
+ feature(fixed_size_array, maybe_uninit_extra)
+)]
// std is implemented with unstable features, many of which are internal
// compiler details that will never be stable
// NB: the following list is sorted to minimize merge conflicts.
#![feature(linkage)]
#![feature(log_syntax)]
#![feature(manually_drop_take)]
-#![feature(matches_macro)]
#![feature(maybe_uninit_ref)]
#![feature(maybe_uninit_slice)]
#![feature(needs_panic_runtime)]
#![feature(thread_local)]
#![feature(toowned_clone_into)]
#![feature(trace_macros)]
+#![feature(track_caller)]
#![feature(try_reserve)]
#![feature(unboxed_closures)]
#![feature(untagged_unions)]
#![feature(unwind_attributes)]
// NB: the above list is sorted to minimize merge conflicts.
-
#![default_lib_allocator]
// Explicitly import the prelude. The compiler uses this same unstable attribute
use prelude::v1::*;
// Access to Bencher, etc.
-#[cfg(test)] extern crate test;
+#[cfg(test)]
+extern crate test;
#[allow(unused_imports)] // macros from `alloc` are not used on all platforms
#[macro_use]
// would generate duplicate lang item errors), and any globals it defines are
// _not_ the globals used by "real" std. So this import, defined only during
// testing gives test-std access to real-std lang items and globals. See #2912
-#[cfg(test)] extern crate std as realstd;
+#[cfg(test)]
+extern crate std as realstd;
// The standard macros that are not built-in to the compiler.
#[macro_use]
// Public module declarations and re-exports
#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::borrow;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::boxed;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::fmt;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::format;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::rc;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::slice;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::str;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::string;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use alloc_crate::vec;
+#[stable(feature = "rust1", since = "1.0.0")]
pub use core::any;
#[stable(feature = "simd_arch", since = "1.27.0")]
#[doc(no_inline)]
pub use core::arch;
+#[stable(feature = "core_array", since = "1.36.0")]
+pub use core::array;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::cell;
#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::char;
+#[stable(feature = "rust1", since = "1.0.0")]
pub use core::clone;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::cmp;
pub use core::default;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::hash;
+#[stable(feature = "core_hint", since = "1.27.0")]
+pub use core::hint;
+#[stable(feature = "i128", since = "1.26.0")]
+pub use core::i128;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::i16;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::i32;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::i64;
+#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::i8;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::intrinsics;
#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::isize;
+#[stable(feature = "rust1", since = "1.0.0")]
pub use core::iter;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::marker;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::ops;
#[stable(feature = "rust1", since = "1.0.0")]
+pub use core::option;
+#[stable(feature = "pin", since = "1.33.0")]
+pub use core::pin;
+#[stable(feature = "rust1", since = "1.0.0")]
pub use core::ptr;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::raw;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::result;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::option;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::isize;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::i8;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::i16;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::i32;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::i64;
#[stable(feature = "i128", since = "1.26.0")]
-pub use core::i128;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::usize;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::u8;
+pub use core::u128;
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::u16;
#[stable(feature = "rust1", since = "1.0.0")]
#[stable(feature = "rust1", since = "1.0.0")]
pub use core::u64;
#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::boxed;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::rc;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::borrow;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::fmt;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::format;
-#[stable(feature = "pin", since = "1.33.0")]
-pub use core::pin;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::slice;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::str;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::string;
-#[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc_crate::vec;
+pub use core::u8;
#[stable(feature = "rust1", since = "1.0.0")]
-pub use core::char;
-#[stable(feature = "i128", since = "1.26.0")]
-pub use core::u128;
-#[stable(feature = "core_hint", since = "1.27.0")]
-pub use core::hint;
-#[stable(feature = "core_array", since = "1.36.0")]
-pub use core::array;
+pub use core::usize;
pub mod f32;
pub mod f64;
pub mod alloc;
// Private support modules
-mod panicking;
mod memchr;
+mod panicking;
// The runtime entry point and a few unstable public functions used by the
// compiler
// Stable
assert_eq,
assert_ne,
+ debug_assert,
debug_assert_eq,
debug_assert_ne,
- debug_assert,
+ // Unstable
+ matches,
r#try,
+ todo,
unimplemented,
unreachable,
write,
writeln,
- todo,
- // Unstable
- matches,
};
// Re-export built-in macros defined through libcore.
#[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
pub use core::{
+ // Unstable
+ asm,
// Stable
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,
- // Unstable
- asm,
- concat_idents,
- format_args_nl,
- global_asm,
- log_syntax,
trace_macros,
};
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