From 17d40c6057c88f4c432b0d7bac88e1b84cb7e67f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:03:36 +0200
Subject: Adding upstream version 1.65.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 compiler/rustc_lint_defs/src/lib.rs | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

(limited to 'compiler/rustc_lint_defs/src/lib.rs')

diff --git a/compiler/rustc_lint_defs/src/lib.rs b/compiler/rustc_lint_defs/src/lib.rs
index 6acbe97a7..11b2d057a 100644
--- a/compiler/rustc_lint_defs/src/lib.rs
+++ b/compiler/rustc_lint_defs/src/lib.rs
@@ -1,4 +1,6 @@
 #![feature(min_specialization)]
+#![deny(rustc::untranslatable_diagnostic)]
+#![deny(rustc::diagnostic_outside_of_impl)]
 
 #[macro_use]
 extern crate rustc_macros;
@@ -7,7 +9,7 @@ pub use self::Level::*;
 use rustc_ast::node_id::{NodeId, NodeMap};
 use rustc_ast::{AttrId, Attribute};
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher, ToStableHashKey};
-use rustc_error_messages::MultiSpan;
+use rustc_error_messages::{DiagnosticMessage, MultiSpan};
 use rustc_hir::HashStableContext;
 use rustc_hir::HirId;
 use rustc_span::edition::Edition;
@@ -39,7 +41,8 @@ macro_rules! pluralize {
 /// All suggestions are marked with an `Applicability`. Tools use the applicability of a suggestion
 /// to determine whether it should be automatically applied or if the user should be consulted
 /// before applying the suggestion.
-#[derive(Copy, Clone, Debug, PartialEq, Hash, Encodable, Decodable, Serialize, Deserialize)]
+#[derive(Copy, Clone, Debug, Hash, Encodable, Decodable, Serialize, Deserialize)]
+#[derive(PartialEq, Eq, PartialOrd, Ord)]
 pub enum Applicability {
     /// The suggestion is definitely what the user intended, or maintains the exact meaning of the code.
     /// This suggestion should be automatically applied.
@@ -489,7 +492,7 @@ pub struct BufferedEarlyLint {
     pub span: MultiSpan,
 
     /// The lint message.
-    pub msg: String,
+    pub msg: DiagnosticMessage,
 
     /// The `NodeId` of the AST node that generated the lint.
     pub node_id: NodeId,
@@ -518,11 +521,11 @@ impl LintBuffer {
         lint: &'static Lint,
         node_id: NodeId,
         span: MultiSpan,
-        msg: &str,
+        msg: impl Into<DiagnosticMessage>,
         diagnostic: BuiltinLintDiagnostics,
     ) {
         let lint_id = LintId::of(lint);
-        let msg = msg.to_string();
+        let msg = msg.into();
         self.add_early_lint(BufferedEarlyLint { lint_id, node_id, span, msg, diagnostic });
     }
 
@@ -535,7 +538,7 @@ impl LintBuffer {
         lint: &'static Lint,
         id: NodeId,
         sp: impl Into<MultiSpan>,
-        msg: &str,
+        msg: impl Into<DiagnosticMessage>,
     ) {
         self.add_lint(lint, id, sp.into(), msg, BuiltinLintDiagnostics::Normal)
     }
@@ -545,7 +548,7 @@ impl LintBuffer {
         lint: &'static Lint,
         id: NodeId,
         sp: impl Into<MultiSpan>,
-        msg: &str,
+        msg: impl Into<DiagnosticMessage>,
         diagnostic: BuiltinLintDiagnostics,
     ) {
         self.add_lint(lint, id, sp.into(), msg, diagnostic)
@@ -655,18 +658,21 @@ macro_rules! declare_lint {
 macro_rules! declare_tool_lint {
     (
         $(#[$attr:meta])* $vis:vis $tool:ident ::$NAME:ident, $Level: ident, $desc: expr
+        $(, @feature_gate = $gate:expr;)?
     ) => (
-        $crate::declare_tool_lint!{$(#[$attr])* $vis $tool::$NAME, $Level, $desc, false}
+        $crate::declare_tool_lint!{$(#[$attr])* $vis $tool::$NAME, $Level, $desc, false $(, @feature_gate = $gate;)?}
     );
     (
         $(#[$attr:meta])* $vis:vis $tool:ident ::$NAME:ident, $Level:ident, $desc:expr,
         report_in_external_macro: $rep:expr
+        $(, @feature_gate = $gate:expr;)?
     ) => (
-         $crate::declare_tool_lint!{$(#[$attr])* $vis $tool::$NAME, $Level, $desc, $rep}
+         $crate::declare_tool_lint!{$(#[$attr])* $vis $tool::$NAME, $Level, $desc, $rep $(, @feature_gate = $gate;)?}
     );
     (
         $(#[$attr:meta])* $vis:vis $tool:ident ::$NAME:ident, $Level:ident, $desc:expr,
         $external:expr
+        $(, @feature_gate = $gate:expr;)?
     ) => (
         $(#[$attr])*
         $vis static $NAME: &$crate::Lint = &$crate::Lint {
@@ -677,8 +683,9 @@ macro_rules! declare_tool_lint {
             report_in_external_macro: $external,
             future_incompatible: None,
             is_plugin: true,
-            feature_gate: None,
+            $(feature_gate: Some($gate),)?
             crate_level_only: false,
+            ..$crate::Lint::default_fields_for_macro()
         };
     );
 }
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