Add 'compiler/rustc_codegen_gcc/' from commit 'afae271d5d3719eeb92c18bc004bb6d1965a5f3f'

[rust.git] / compiler / rustc_lint / src / non_ascii_idents.rs

diff --git a/compiler/rustc_lint/src/non_ascii_idents.rs b/compiler/rustc_lint/src/non_ascii_idents.rs
index a1c7e47e749add17a11cfc1d52536fe937342371..301e607fc58ada7bb586eafb47bdb994895224bc 100644 (file)
--- a/compiler/rustc_lint/src/non_ascii_idents.rs
+++ b/compiler/rustc_lint/src/non_ascii_idents.rs
@@ -10,7 +10,6 @@
     ///
     /// ```rust,compile_fail
     /// # #![allow(unused)]
-    /// #![feature(non_ascii_idents)]
     /// #![deny(non_ascii_idents)]
     /// fn main() {
     ///     let föö = 1;
@@ -21,14 +20,11 @@
     ///
     /// ### Explanation
     ///
-    /// Currently on stable Rust, identifiers must contain ASCII characters.
-    /// The [`non_ascii_idents`] nightly-only feature allows identifiers to
-    /// contain non-ASCII characters. This lint allows projects that wish to
-    /// retain the limit of only using ASCII characters to switch this lint to
-    /// "forbid" (for example to ease collaboration or for security reasons).
+    /// This lint allows projects that wish to retain the limit of only using
+    /// ASCII characters to switch this lint to "forbid" (for example to ease
+    /// collaboration or for security reasons).
     /// See [RFC 2457] for more details.
     ///
-    /// [`non_ascii_idents`]: https://doc.rust-lang.org/nightly/unstable-book/language-features/non-ascii-idents.html
     /// [RFC 2457]: https://github.com/rust-lang/rfcs/blob/master/text/2457-non-ascii-idents.md
     pub NON_ASCII_IDENTS,
     Allow,
@@ -44,7 +40,6 @@
     ///
     /// ```rust
     /// # #![allow(unused)]
-    /// #![feature(non_ascii_idents)]
     /// const µ: f64 = 0.000001;
     /// ```
     ///
@@ -52,10 +47,8 @@
     ///
     /// ### Explanation
     ///
-    /// With the [`non_ascii_idents`] nightly-only feature enabled,
-    /// identifiers are allowed to use non-ASCII characters. This lint warns
-    /// about using characters which are not commonly used, and may cause
-    /// visual confusion.
+    /// This lint warns about using characters which are not commonly used, and may
+    /// cause visual confusion.
     ///
     /// This lint is triggered by identifiers that contain a codepoint that is
     /// not part of the set of "Allowed" codepoints as described by [Unicode®
@@ -66,7 +59,6 @@
     /// that if you "forbid" this lint that existing code may fail in the
     /// future.
     ///
-    /// [`non_ascii_idents`]: https://doc.rust-lang.org/nightly/unstable-book/language-features/non-ascii-idents.html
     /// [TR39Allowed]: https://www.unicode.org/reports/tr39/#General_Security_Profile
     pub UNCOMMON_CODEPOINTS,
     Warn,
@@ -81,8 +73,6 @@
     /// ### Example
     ///
     /// ```rust
-    /// #![feature(non_ascii_idents)]
-    ///
     /// // Latin Capital Letter E With Caron
     /// pub const Ě: i32 = 1;
     /// // Latin Capital Letter E With Breve
@@ -93,10 +83,8 @@
     ///
     /// ### Explanation
     ///
-    /// With the [`non_ascii_idents`] nightly-only feature enabled,
-    /// identifiers are allowed to use non-ASCII characters. This lint warns
-    /// when different identifiers may appear visually similar, which can
-    /// cause confusion.
+    /// This lint warns when different identifiers may appear visually similar,
+    /// which can cause confusion.
     ///
     /// The confusable detection algorithm is based on [Unicode® Technical
     /// Standard #39 Unicode Security Mechanisms Section 4 Confusable
@@ -110,7 +98,6 @@
     /// Beware that if you "forbid" this lint that existing code may fail in
     /// the future.
     ///
-    /// [`non_ascii_idents`]: https://doc.rust-lang.org/nightly/unstable-book/language-features/non-ascii-idents.html
     /// [TR39Confusable]: https://www.unicode.org/reports/tr39/#Confusable_Detection
     pub CONFUSABLE_IDENTS,
     Warn,
@@ -127,8 +114,6 @@
     /// ### Example
     ///
     /// ```rust
-    /// #![feature(non_ascii_idents)]
-    ///
     /// // The Japanese katakana character エ can be confused with the Han character 工.
     /// const エ: &'static str = "アイウ";
     /// ```
@@ -137,10 +122,8 @@
     ///
     /// ### Explanation
     ///
-    /// With the [`non_ascii_idents`] nightly-only feature enabled,
-    /// identifiers are allowed to use non-ASCII characters. This lint warns
-    /// when characters between different scripts may appear visually similar,
-    /// which can cause confusion.
+    /// This lint warns when characters between different scripts may appear
+    /// visually similar, which can cause confusion.
     ///
     /// If the crate contains other identifiers in the same script that have
     /// non-confusable characters, then this lint will *not* be issued. For
@@ -152,8 +135,6 @@
     /// Note that the set of confusable characters may change over time.
     /// Beware that if you "forbid" this lint that existing code may fail in
     /// the future.
-    ///
-    /// [`non_ascii_idents`]: https://doc.rust-lang.org/nightly/unstable-book/language-features/non-ascii-idents.html
     pub MIXED_SCRIPT_CONFUSABLES,
     Warn,
     "detects Unicode scripts whose mixed script confusables codepoints are solely used",