Rollup of 4 pull requests

Cargo.lock

@@ -3887,19 +3887,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "rustc_fluent_macro"
-version = "0.0.0"
-dependencies = [
- "annotate-snippets 0.11.5",
- "fluent-bundle",
- "fluent-syntax",
- "proc-macro2",
- "quote",
- "syn 2.0.110",
- "unic-langid",
-]
-
 [[package]]
 name = "rustc_fs_util"
 version = "0.0.0"
@@ -4142,7 +4129,6 @@ dependencies = [
  "rustc_data_structures",
  "rustc_errors",
  "rustc_feature",
- "rustc_fluent_macro",
  "rustc_hir",
  "rustc_index",
  "rustc_infer",

compiler/rustc_attr_parsing/src/attributes/rustc_internal.rs

@@ -490,6 +490,7 @@ impl<S: Stage> CombineAttributeParser<S> for RustcMirParser {
             .collect()
     }
 }
+
 pub(crate) struct RustcNonConstTraitMethodParser;
 
 impl<S: Stage> NoArgsAttributeParser<S> for RustcNonConstTraitMethodParser {
@@ -722,6 +723,19 @@ impl<S: Stage> CombineAttributeParser<S> for RustcThenThisWouldNeedParser {
     }
 }
 
+pub(crate) struct RustcInsignificantDtorParser;
+
+impl<S: Stage> NoArgsAttributeParser<S> for RustcInsignificantDtorParser {
+    const PATH: &[Symbol] = &[sym::rustc_insignificant_dtor];
+    const ON_DUPLICATE: OnDuplicate<S> = OnDuplicate::Error;
+    const ALLOWED_TARGETS: AllowedTargets = AllowedTargets::AllowList(&[
+        Allow(Target::Enum),
+        Allow(Target::Struct),
+        Allow(Target::ForeignTy),
+    ]);
+    const CREATE: fn(Span) -> AttributeKind = |_| AttributeKind::RustcInsignificantDtor;
+}
+
 pub(crate) struct RustcEffectiveVisibilityParser;
 
 impl<S: Stage> NoArgsAttributeParser<S> for RustcEffectiveVisibilityParser {
@@ -810,3 +824,29 @@ impl<S: Stage> SingleAttributeParser<S> for RustcDefPath {
         Some(AttributeKind::RustcDefPath(cx.attr_span))
     }
 }
+
+pub(crate) struct RustcReservationImplParser;
+
+impl<S: Stage> SingleAttributeParser<S> for RustcReservationImplParser {
+    const PATH: &[Symbol] = &[sym::rustc_reservation_impl];
+    const ATTRIBUTE_ORDER: AttributeOrder = AttributeOrder::KeepOutermost;
+    const ON_DUPLICATE: OnDuplicate<S> = OnDuplicate::Error;
+    const ALLOWED_TARGETS: AllowedTargets =
+        AllowedTargets::AllowList(&[Allow(Target::Impl { of_trait: true })]);
+
+    const TEMPLATE: AttributeTemplate = template!(NameValueStr: "reservation message");
+
+    fn convert(cx: &mut AcceptContext<'_, '_, S>, args: &ArgParser) -> Option<AttributeKind> {
+        let Some(nv) = args.name_value() else {
+            cx.expected_name_value(args.span().unwrap_or(cx.attr_span), None);
+            return None;
+        };
+
+        let Some(value_str) = nv.value_as_str() else {
+            cx.expected_string_literal(nv.value_span, Some(nv.value_as_lit()));
+            return None;
+        };
+
+        Some(AttributeKind::RustcReservationImpl(cx.attr_span, value_str))
+    }
+}

compiler/rustc_attr_parsing/src/context.rs

@@ -203,6 +203,7 @@ attribute_parsers!(
         Single<RustcLintOptDenyFieldAccessParser>,
         Single<RustcMustImplementOneOfParser>,
         Single<RustcObjectLifetimeDefaultParser>,
+        Single<RustcReservationImplParser>,
         Single<RustcScalableVectorParser>,
         Single<RustcSimdMonomorphizeLaneLimitParser>,
         Single<RustcSymbolName>,
@@ -264,6 +265,7 @@ attribute_parsers!(
         Single<WithoutArgs<RustcEffectiveVisibilityParser>>,
         Single<WithoutArgs<RustcHasIncoherentInherentImplsParser>>,
         Single<WithoutArgs<RustcHiddenTypeOfOpaquesParser>>,
+        Single<WithoutArgs<RustcInsignificantDtorParser>>,
         Single<WithoutArgs<RustcLintOptTyParser>>,
         Single<WithoutArgs<RustcLintQueryInstabilityParser>>,
         Single<WithoutArgs<RustcLintUntrackedQueryInformationParser>>,

compiler/rustc_driver_impl/src/lib.rs

@@ -111,11 +111,7 @@ pub fn default_translator() -> Translator {
     Translator::with_fallback_bundle(DEFAULT_LOCALE_RESOURCES.to_vec(), false)
 }
 
-pub static DEFAULT_LOCALE_RESOURCES: &[&str] = &[
-    // tidy-alphabetical-start
-    rustc_lint::DEFAULT_LOCALE_RESOURCE,
-    // tidy-alphabetical-end
-];
+pub static DEFAULT_LOCALE_RESOURCES: &[&str] = &[];
 
 /// Exit status code used for successful compilation and help output.
 pub const EXIT_SUCCESS: i32 = 0;