Auto merge of rust-lang#138337 - jieyouxu:rollup-bcp7xvg, r=jieyouxu

Rollup of 18 pull requests Successful merges: - rust-lang#126856 (remove deprecated tool `rls`) - rust-lang#137314 (change definitely unproductive cycles to error) - rust-lang#137504 (Move methods from Map to TyCtxt, part 4.) - rust-lang#137701 (Convert `ShardedHashMap` to use `hashbrown::HashTable`) - rust-lang#137967 ([AIX] Fix hangs during testing) - rust-lang#138002 (Disable CFI for weakly linked syscalls) - rust-lang#138052 (strip `-Wlinker-messages` wrappers from `rust-lld` rmake test) - rust-lang#138063 (Improve `-Zunpretty=hir` for parsed attrs) - rust-lang#138109 (make precise capturing args in rustdoc Json typed) - rust-lang#138147 (Add maintainers for powerpc64le-unknown-linux-gnu) - rust-lang#138245 (stabilize `ci_rustc_if_unchanged_logic` test for local environments) - rust-lang#138296 (Remove `AdtFlags::IS_ANONYMOUS` and `Copy`/`Clone` condition for anonymous ADT) - rust-lang#138300 (add tracking issue for unqualified_local_imports) - rust-lang#138307 (Allow specifying glob patterns for try jobs) - rust-lang#138313 (Update books) - rust-lang#138315 (use next_back() instead of last() on DoubleEndedIterator) - rust-lang#138318 (Rustdoc: remove a bunch of `@ts-expect-error` from main.js) - rust-lang#138330 (Remove unnecessary `[lints.rust]` sections.) Failed merges: - rust-lang#137147 (Add exclude to config.toml) r? `@ghost` `@rustbot` modify labels: rollup
rust-lang-ci · Mar 11, 2025 · 8e3b6f6 · 8e3b6f6
2 parents 374ce1f + a6bf2ae
commit 8e3b6f6
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Showing 226 changed files with 1,498 additions and 1,296 deletions.
diff --git a/Cargo.lock b/Cargo.lock
@@ -1491,6 +1491,7 @@ version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
 dependencies = [
+ "allocator-api2",
  "foldhash",
  "serde",
 ]
@@ -3044,13 +3045,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "rls"
-version = "2.0.0"
-dependencies = [
- "serde_json",
-]
-
 [[package]]
 name = "run_make_support"
 version = "0.2.0"
@@ -3492,6 +3486,7 @@ dependencies = [
  "either",
  "elsa",
  "ena",
+ "hashbrown 0.15.2",
  "indexmap",
  "jobserver",
  "libc",

diff --git a/Cargo.toml b/Cargo.toml
@@ -24,7 +24,6 @@ members = [
   "src/tools/remote-test-server",
   "src/tools/rust-installer",
   "src/tools/rustdoc",
-  "src/tools/rls",
   "src/tools/rustfmt",
   "src/tools/miri",
   "src/tools/miri/cargo-miri",

diff --git a/compiler/rustc_attr_data_structures/src/lib.rs b/compiler/rustc_attr_data_structures/src/lib.rs
@@ -35,33 +35,39 @@ pub trait HashStableContext: rustc_ast::HashStableContext + rustc_abi::HashStabl
 /// like [`Span`]s and empty tuples, are gracefully skipped so they don't clutter the
 /// representation much.
 pub trait PrintAttribute {
-    fn print_something(&self) -> bool;
+    /// Whether or not this will render as something meaningful, or if it's skipped
+    /// (which will force the containing struct to also skip printing a comma
+    /// and the field name).
+    fn should_render(&self) -> bool;
+
     fn print_attribute(&self, p: &mut Printer);
 }
 
 impl<T: PrintAttribute> PrintAttribute for &T {
-    fn print_something(&self) -> bool {
-        T::print_something(self)
+    fn should_render(&self) -> bool {
+        T::should_render(self)
     }
 
     fn print_attribute(&self, p: &mut Printer) {
         T::print_attribute(self, p)
     }
 }
 impl<T: PrintAttribute> PrintAttribute for Option<T> {
-    fn print_something(&self) -> bool {
-        self.as_ref().is_some_and(|x| x.print_something())
+    fn should_render(&self) -> bool {
+        self.as_ref().is_some_and(|x| x.should_render())
     }
+
     fn print_attribute(&self, p: &mut Printer) {
         if let Some(i) = self {
             T::print_attribute(i, p)
         }
     }
 }
 impl<T: PrintAttribute> PrintAttribute for ThinVec<T> {
-    fn print_something(&self) -> bool {
-        self.is_empty() || self[0].print_something()
+    fn should_render(&self) -> bool {
+        self.is_empty() || self[0].should_render()
     }
+
     fn print_attribute(&self, p: &mut Printer) {
         let mut last_printed = false;
         p.word("[");
@@ -70,15 +76,15 @@ impl<T: PrintAttribute> PrintAttribute for ThinVec<T> {
                 p.word_space(",");
             }
             i.print_attribute(p);
-            last_printed = i.print_something();
+            last_printed = i.should_render();
         }
         p.word("]");
     }
 }
 macro_rules! print_skip {
     ($($t: ty),* $(,)?) => {$(
         impl PrintAttribute for $t {
-            fn print_something(&self) -> bool { false }
+            fn should_render(&self) -> bool { false }
             fn print_attribute(&self, _: &mut Printer) { }
         })*
     };
@@ -87,7 +93,7 @@ macro_rules! print_skip {
 macro_rules! print_disp {
     ($($t: ty),* $(,)?) => {$(
         impl PrintAttribute for $t {
-            fn print_something(&self) -> bool { true }
+            fn should_render(&self) -> bool { true }
             fn print_attribute(&self, p: &mut Printer) {
                 p.word(format!("{}", self));
             }
@@ -97,7 +103,7 @@ macro_rules! print_disp {
 macro_rules! print_debug {
     ($($t: ty),* $(,)?) => {$(
         impl PrintAttribute for $t {
-            fn print_something(&self) -> bool { true }
+            fn should_render(&self) -> bool { true }
             fn print_attribute(&self, p: &mut Printer) {
                 p.word(format!("{:?}", self));
             }
@@ -106,37 +112,39 @@ macro_rules! print_debug {
 }
 
 macro_rules! print_tup {
-    (num_print_something $($ts: ident)*) => { 0 $(+ $ts.print_something() as usize)* };
+    (num_should_render $($ts: ident)*) => { 0 $(+ $ts.should_render() as usize)* };
     () => {};
     ($t: ident $($ts: ident)*) => {
         #[allow(non_snake_case, unused)]
         impl<$t: PrintAttribute, $($ts: PrintAttribute),*> PrintAttribute for ($t, $($ts),*) {
-            fn print_something(&self) -> bool {
+            fn should_render(&self) -> bool {
                 let ($t, $($ts),*) = self;
-                print_tup!(num_print_something $t $($ts)*) != 0
+                print_tup!(num_should_render $t $($ts)*) != 0
             }
 
             fn print_attribute(&self, p: &mut Printer) {
                 let ($t, $($ts),*) = self;
-                let parens = print_tup!(num_print_something $t $($ts)*) > 1;
+                let parens = print_tup!(num_should_render $t $($ts)*) > 1;
                 if parens {
-                    p.word("(");
+                    p.popen();
                 }
 
-                let mut printed_anything = $t.print_something();
+                let mut printed_anything = $t.should_render();
 
                 $t.print_attribute(p);
 
                 $(
-                    if printed_anything && $ts.print_something() {
-                        p.word_space(",");
+                    if $ts.should_render() {
+                        if printed_anything {
+                            p.word_space(",");
+                        }
                         printed_anything = true;
                     }
                     $ts.print_attribute(p);
                 )*
 
                 if parens {
-                    p.word(")");
+                    p.pclose();
                 }
             }
         }
@@ -147,8 +155,8 @@ macro_rules! print_tup {
 
 print_tup!(A B C D E F G H);
 print_skip!(Span, ());
-print_disp!(Symbol, u16, bool, NonZero<u32>);
-print_debug!(UintTy, IntTy, Align, AttrStyle, CommentKind, Transparency);
+print_disp!(u16, bool, NonZero<u32>);
+print_debug!(Symbol, UintTy, IntTy, Align, AttrStyle, CommentKind, Transparency);
 
 /// Finds attributes in sequences of attributes by pattern matching.
 ///

diff --git a/compiler/rustc_borrowck/src/diagnostics/mod.rs b/compiler/rustc_borrowck/src/diagnostics/mod.rs
@@ -505,7 +505,7 @@ impl<'infcx, 'tcx> MirBorrowckCtxt<'_, 'infcx, 'tcx> {
                     let var_id =
                         self.infcx.tcx.closure_captures(def_id)[field.index()].get_root_variable();
 
-                    Some(self.infcx.tcx.hir().name(var_id).to_string())
+                    Some(self.infcx.tcx.hir_name(var_id).to_string())
                 }
                 _ => {
                     // Might need a revision when the fields in trait RFC is implemented
@@ -1124,7 +1124,7 @@ impl<'infcx, 'tcx> MirBorrowckCtxt<'_, 'infcx, 'tcx> {
             def_id, target_place, places
         );
         let hir_id = self.infcx.tcx.local_def_id_to_hir_id(def_id);
-        let expr = &self.infcx.tcx.hir().expect_expr(hir_id).kind;
+        let expr = &self.infcx.tcx.hir_expect_expr(hir_id).kind;
         debug!("closure_span: hir_id={:?} expr={:?}", hir_id, expr);
         if let &hir::ExprKind::Closure(&hir::Closure { kind, fn_decl_span, .. }) = expr {
             for (captured_place, place) in

diff --git a/compiler/rustc_borrowck/src/diagnostics/mutability_errors.rs b/compiler/rustc_borrowck/src/diagnostics/mutability_errors.rs
@@ -698,7 +698,7 @@ impl<'infcx, 'tcx> MirBorrowckCtxt<'_, 'infcx, 'tcx> {
                         if !matches!(k, hir::AssocItemKind::Fn { .. }) {
                             continue;
                         }
-                        if self.infcx.tcx.hir().name(hi) != self.infcx.tcx.hir().name(my_hir) {
+                        if self.infcx.tcx.hir_name(hi) != self.infcx.tcx.hir_name(my_hir) {
                             continue;
                         }
                         f_in_trait_opt = Some(hi);

diff --git a/compiler/rustc_borrowck/src/diagnostics/opaque_suggestions.rs b/compiler/rustc_borrowck/src/diagnostics/opaque_suggestions.rs
@@ -105,7 +105,7 @@ impl<'infcx, 'tcx> MirBorrowckCtxt<'_, 'infcx, 'tcx> {
 
                     if let Some(opaque_def_id) = opaque_def_id.as_local()
                         && let hir::OpaqueTyOrigin::FnReturn { parent, .. } =
-                            tcx.hir().expect_opaque_ty(opaque_def_id).origin
+                            tcx.hir_expect_opaque_ty(opaque_def_id).origin
                     {
                         if let Some(sugg) = impl_trait_overcapture_suggestion(
                             tcx,

diff --git a/compiler/rustc_borrowck/src/diagnostics/region_name.rs b/compiler/rustc_borrowck/src/diagnostics/region_name.rs
@@ -343,7 +343,7 @@ impl<'tcx> MirBorrowckCtxt<'_, '_, 'tcx> {
                         }
                     };
                     let hir::ExprKind::Closure(&hir::Closure { fn_decl_span, .. }) =
-                        tcx.hir().expect_expr(self.mir_hir_id()).kind
+                        tcx.hir_expect_expr(self.mir_hir_id()).kind
                     else {
                         bug!("Closure is not defined by a closure expr");
                     };

diff --git a/compiler/rustc_borrowck/src/diagnostics/var_name.rs b/compiler/rustc_borrowck/src/diagnostics/var_name.rs
@@ -69,7 +69,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
         let upvar_hir_id = upvars[upvar_index].get_root_variable();
         debug!("get_upvar_name_and_span_for_region: upvar_hir_id={upvar_hir_id:?}");
 
-        let upvar_name = tcx.hir().name(upvar_hir_id);
+        let upvar_name = tcx.hir_name(upvar_hir_id);
         let upvar_span = tcx.hir().span(upvar_hir_id);
         debug!(
             "get_upvar_name_and_span_for_region: upvar_name={upvar_name:?} upvar_span={upvar_span:?}",

diff --git a/compiler/rustc_builtin_macros/Cargo.toml b/compiler/rustc_builtin_macros/Cargo.toml
@@ -3,10 +3,6 @@ name = "rustc_builtin_macros"
 version = "0.0.0"
 edition = "2024"
 
-
-[lints.rust]
-unexpected_cfgs = { level = "warn", check-cfg = ['cfg(llvm_enzyme)'] }
-
 [lib]
 doctest = false
 

diff --git a/compiler/rustc_codegen_ssa/src/assert_module_sources.rs b/compiler/rustc_codegen_ssa/src/assert_module_sources.rs
@@ -63,7 +63,7 @@ pub fn assert_module_sources(tcx: TyCtxt<'_>, set_reuse: &dyn Fn(&mut CguReuseTr
             },
         };
 
-        for attr in tcx.hir().attrs(rustc_hir::CRATE_HIR_ID) {
+        for attr in tcx.hir_attrs(rustc_hir::CRATE_HIR_ID) {
             ams.check_attr(attr);
         }
 

diff --git a/compiler/rustc_codegen_ssa/src/back/write.rs b/compiler/rustc_codegen_ssa/src/back/write.rs
@@ -475,7 +475,7 @@ pub(crate) fn start_async_codegen<B: ExtraBackendMethods>(
 ) -> OngoingCodegen<B> {
     let (coordinator_send, coordinator_receive) = channel();
 
-    let crate_attrs = tcx.hir().attrs(rustc_hir::CRATE_HIR_ID);
+    let crate_attrs = tcx.hir_attrs(rustc_hir::CRATE_HIR_ID);
     let no_builtins = attr::contains_name(crate_attrs, sym::no_builtins);
 
     let crate_info = CrateInfo::new(tcx, target_cpu);

diff --git a/compiler/rustc_codegen_ssa/src/base.rs b/compiler/rustc_codegen_ssa/src/base.rs
@@ -876,7 +876,7 @@ impl CrateInfo {
         let linked_symbols =
             crate_types.iter().map(|&c| (c, crate::back::linker::linked_symbols(tcx, c))).collect();
         let local_crate_name = tcx.crate_name(LOCAL_CRATE);
-        let crate_attrs = tcx.hir().attrs(rustc_hir::CRATE_HIR_ID);
+        let crate_attrs = tcx.hir_attrs(rustc_hir::CRATE_HIR_ID);
         let subsystem =
             ast::attr::first_attr_value_str_by_name(crate_attrs, sym::windows_subsystem);
         let windows_subsystem = subsystem.map(|subsystem| {

diff --git a/compiler/rustc_codegen_ssa/src/codegen_attrs.rs b/compiler/rustc_codegen_ssa/src/codegen_attrs.rs
@@ -62,7 +62,7 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs {
         );
     }
 
-    let attrs = tcx.hir().attrs(tcx.local_def_id_to_hir_id(did));
+    let attrs = tcx.hir_attrs(tcx.local_def_id_to_hir_id(did));
     let mut codegen_fn_attrs = CodegenFnAttrs::new();
     if tcx.should_inherit_track_caller(did) {
         codegen_fn_attrs.flags |= CodegenFnAttrFlags::TRACK_CALLER;
@@ -77,7 +77,7 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs {
 
     // When `no_builtins` is applied at the crate level, we should add the
     // `no-builtins` attribute to each function to ensure it takes effect in LTO.
-    let crate_attrs = tcx.hir().attrs(rustc_hir::CRATE_HIR_ID);
+    let crate_attrs = tcx.hir_attrs(rustc_hir::CRATE_HIR_ID);
     let no_builtins = attr::contains_name(crate_attrs, sym::no_builtins);
     if no_builtins {
         codegen_fn_attrs.flags |= CodegenFnAttrFlags::NO_BUILTINS;

diff --git a/compiler/rustc_const_eval/src/check_consts/mod.rs b/compiler/rustc_const_eval/src/check_consts/mod.rs
@@ -81,7 +81,7 @@ pub fn rustc_allow_const_fn_unstable(
     def_id: LocalDefId,
     feature_gate: Symbol,
 ) -> bool {
-    let attrs = tcx.hir().attrs(tcx.local_def_id_to_hir_id(def_id));
+    let attrs = tcx.hir_attrs(tcx.local_def_id_to_hir_id(def_id));
 
     find_attr!(attrs, AttributeKind::AllowConstFnUnstable(syms) if syms.contains(&feature_gate))
 }

diff --git a/compiler/rustc_data_structures/Cargo.toml b/compiler/rustc_data_structures/Cargo.toml
@@ -29,6 +29,11 @@ thin-vec = "0.2.12"
 tracing = "0.1"
 # tidy-alphabetical-end
 
+[dependencies.hashbrown]
+version = "0.15.2"
+default-features = false
+features = ["nightly"] # for may_dangle
+
 [dependencies.parking_lot]
 version = "0.12"
 

diff --git a/compiler/rustc_data_structures/src/lib.rs b/compiler/rustc_data_structures/src/lib.rs
@@ -24,7 +24,6 @@
 #![feature(dropck_eyepatch)]
 #![feature(extend_one)]
 #![feature(file_buffered)]
-#![feature(hash_raw_entry)]
 #![feature(macro_metavar_expr)]
 #![feature(map_try_insert)]
 #![feature(min_specialization)]

diff --git a/compiler/rustc_data_structures/src/marker.rs b/compiler/rustc_data_structures/src/marker.rs
@@ -76,6 +76,7 @@ impl_dyn_send!(
     [crate::sync::RwLock<T> where T: DynSend]
     [crate::tagged_ptr::TaggedRef<'a, P, T> where 'a, P: Sync, T: Send + crate::tagged_ptr::Tag]
     [rustc_arena::TypedArena<T> where T: DynSend]
+    [hashbrown::HashTable<T> where T: DynSend]
     [indexmap::IndexSet<V, S> where V: DynSend, S: DynSend]
     [indexmap::IndexMap<K, V, S> where K: DynSend, V: DynSend, S: DynSend]
     [thin_vec::ThinVec<T> where T: DynSend]
@@ -153,6 +154,7 @@ impl_dyn_sync!(
     [crate::tagged_ptr::TaggedRef<'a, P, T> where 'a, P: Sync, T: Sync + crate::tagged_ptr::Tag]
     [parking_lot::lock_api::Mutex<R, T> where R: DynSync, T: ?Sized + DynSend]
     [parking_lot::lock_api::RwLock<R, T> where R: DynSync, T: ?Sized + DynSend + DynSync]
+    [hashbrown::HashTable<T> where T: DynSync]
     [indexmap::IndexSet<V, S> where V: DynSync, S: DynSync]
     [indexmap::IndexMap<K, V, S> where K: DynSync, V: DynSync, S: DynSync]
     [smallvec::SmallVec<A> where A: smallvec::Array + DynSync]
-Original file line number
+Diff line change
@@ Expand Up @@
                 },
             };
-            for attr in tcx.hir().attrs(rustc_hir::CRATE_HIR_ID) {
+            for attr in tcx.hir_attrs(rustc_hir::CRATE_HIR_ID) {
                 ams.check_attr(attr);
             }
@@ Expand Down @@