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Introduce restricted-std feature.

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This commit is contained in:
Eric Huss 2020-05-31 18:09:25 -07:00
parent 9e58908e27
commit 6e9a1de0d1
35 changed files with 266 additions and 109 deletions
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9
src/libstd/lib.rs
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@ -197,7 +197,8 @@
//! [primitive types]: ../book/ch03-02-data-types.html
//! [rust-discord]: https://discord.gg/rust-lang
#![stable(feature = "rust1", since = "1.0.0")]
#![cfg_attr(not(feature = "restricted-std"), stable(feature = "rust1", since = "1.0.0"))]
#![cfg_attr(feature = "restricted-std", unstable(feature = "restricted_std", issue = "none"))]
#![doc(
html_root_url = "https://doc.rust-lang.org/nightly/",
html_playground_url = "https://play.rust-lang.org/",
@ -552,3 +553,9 @@ include!("primitive_docs.rs");
// the rustdoc documentation for the existing keywords. Using `include!`
// because rustdoc only looks for these modules at the crate level.
include!("keyword_docs.rs");
// This is required to avoid an unstable error when `restricted-std` is not
// enabled. The use of #![feature(restricted_std)] in rustc-std-workspace-std
// is unconditional, so the unstable feature needs to be defined somewhere.
#[cfg_attr(not(feature = "restricted-std"), unstable(feature = "restricted_std", issue = "none"))]
mod __restricted_std_workaround {}