Auto merge of #132300 - workingjubilee:rollup-g9i4589, r=workingjubilee

Rollup of 10 pull requests Successful merges: - #131375 (compiler: apply clippy::clone_on_ref_ptr for CI) - #132119 (Hack out effects support for old solver) - #132151 (Ensure that resume arg outlives region bound for coroutines) - #132216 (correct LLVMRustCreateThinLTOData arg types) - #132233 (Split `boxed.rs` into a few modules) - #132266 (riscv-soft-abi-with-float-features.rs: adapt for LLVM 20) - #132270 (clarified doc for `std::fs::OpenOptions.truncate()`) - #132274 (Cleanup op lookup in HIR typeck) - #132284 (Remove my ping for rustdoc/clean/types.rs) - #132293 (Remove myself from mentions inside `tests/ui/check-cfg` directory) r? `@ghost` `@rustbot` modify labels: rollup
rust-lang · Oct 29, 2024 · a973b84 · a973b84
2 parents a9d1762 + ac2cf4d
commit a973b84
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Showing 91 changed files with 1,690 additions and 1,448 deletions.
diff --git a/Cargo.lock b/Cargo.lock
@@ -3301,6 +3301,7 @@ version = "0.0.0"
 dependencies = [
  "itertools",
  "rustc_ast",
+ "rustc_data_structures",
  "rustc_lexer",
  "rustc_span",
  "thin-vec",

diff --git a/compiler/rustc_ast/src/token.rs b/compiler/rustc_ast/src/token.rs
@@ -368,7 +368,7 @@ impl Clone for TokenKind {
         // a copy. This is faster than the `derive(Clone)` version which has a
         // separate path for every variant.
         match self {
-            Interpolated(nt) => Interpolated(nt.clone()),
+            Interpolated(nt) => Interpolated(Lrc::clone(nt)),
             _ => unsafe { std::ptr::read(self) },
         }
     }

diff --git a/compiler/rustc_ast_lowering/src/expr.rs b/compiler/rustc_ast_lowering/src/expr.rs
@@ -3,6 +3,7 @@ use std::assert_matches::assert_matches;
 use rustc_ast::ptr::P as AstP;
 use rustc_ast::*;
 use rustc_data_structures::stack::ensure_sufficient_stack;
+use rustc_data_structures::sync::Lrc;
 use rustc_hir as hir;
 use rustc_hir::HirId;
 use rustc_hir::def::{DefKind, Res};
@@ -143,7 +144,7 @@ impl<'hir> LoweringContext<'_, 'hir> {
                 ExprKind::IncludedBytes(bytes) => {
                     let lit = self.arena.alloc(respan(
                         self.lower_span(e.span),
-                        LitKind::ByteStr(bytes.clone(), StrStyle::Cooked),
+                        LitKind::ByteStr(Lrc::clone(bytes), StrStyle::Cooked),
                     ));
                     hir::ExprKind::Lit(lit)
                 }
@@ -521,15 +522,15 @@ impl<'hir> LoweringContext<'_, 'hir> {
                     this.mark_span_with_reason(
                         DesugaringKind::TryBlock,
                         expr.span,
-                        Some(this.allow_try_trait.clone()),
+                        Some(Lrc::clone(&this.allow_try_trait)),
                     ),
                     expr,
                 )
             } else {
                 let try_span = this.mark_span_with_reason(
                     DesugaringKind::TryBlock,
                     this.tcx.sess.source_map().end_point(body.span),
-                    Some(this.allow_try_trait.clone()),
+                    Some(Lrc::clone(&this.allow_try_trait)),
                 );
 
                 (try_span, this.expr_unit(try_span))
@@ -638,7 +639,7 @@ impl<'hir> LoweringContext<'_, 'hir> {
                 let unstable_span = self.mark_span_with_reason(
                     DesugaringKind::Async,
                     self.lower_span(span),
-                    Some(self.allow_gen_future.clone()),
+                    Some(Lrc::clone(&self.allow_gen_future)),
                 );
                 let resume_ty =
                     self.make_lang_item_qpath(hir::LangItem::ResumeTy, unstable_span, None);
@@ -724,7 +725,7 @@ impl<'hir> LoweringContext<'_, 'hir> {
             let unstable_span = self.mark_span_with_reason(
                 DesugaringKind::Async,
                 span,
-                Some(self.allow_gen_future.clone()),
+                Some(Lrc::clone(&self.allow_gen_future)),
             );
             self.lower_attrs(inner_hir_id, &[Attribute {
                 kind: AttrKind::Normal(ptr::P(NormalAttr::from_ident(Ident::new(
@@ -800,13 +801,13 @@ impl<'hir> LoweringContext<'_, 'hir> {
 
         let features = match await_kind {
             FutureKind::Future => None,
-            FutureKind::AsyncIterator => Some(self.allow_for_await.clone()),
+            FutureKind::AsyncIterator => Some(Lrc::clone(&self.allow_for_await)),
         };
         let span = self.mark_span_with_reason(DesugaringKind::Await, await_kw_span, features);
         let gen_future_span = self.mark_span_with_reason(
             DesugaringKind::Await,
             full_span,
-            Some(self.allow_gen_future.clone()),
+            Some(Lrc::clone(&self.allow_gen_future)),
         );
         let expr_hir_id = expr.hir_id;
 
@@ -1812,13 +1813,13 @@ impl<'hir> LoweringContext<'_, 'hir> {
         let unstable_span = self.mark_span_with_reason(
             DesugaringKind::QuestionMark,
             span,
-            Some(self.allow_try_trait.clone()),
+            Some(Lrc::clone(&self.allow_try_trait)),
         );
         let try_span = self.tcx.sess.source_map().end_point(span);
         let try_span = self.mark_span_with_reason(
             DesugaringKind::QuestionMark,
             try_span,
-            Some(self.allow_try_trait.clone()),
+            Some(Lrc::clone(&self.allow_try_trait)),
         );
 
         // `Try::branch(<expr>)`
@@ -1912,7 +1913,7 @@ impl<'hir> LoweringContext<'_, 'hir> {
         let unstable_span = self.mark_span_with_reason(
             DesugaringKind::YeetExpr,
             span,
-            Some(self.allow_try_trait.clone()),
+            Some(Lrc::clone(&self.allow_try_trait)),
         );
 
         let from_yeet_expr = self.wrap_in_try_constructor(

diff --git a/compiler/rustc_ast_lowering/src/lib.rs b/compiler/rustc_ast_lowering/src/lib.rs
@@ -1865,7 +1865,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
             CoroutineKind::Async { return_impl_trait_id, .. } => (return_impl_trait_id, None),
             CoroutineKind::Gen { return_impl_trait_id, .. } => (return_impl_trait_id, None),
             CoroutineKind::AsyncGen { return_impl_trait_id, .. } => {
-                (return_impl_trait_id, Some(self.allow_async_iterator.clone()))
+                (return_impl_trait_id, Some(Lrc::clone(&self.allow_async_iterator)))
             }
         };
 

diff --git a/compiler/rustc_ast_lowering/src/path.rs b/compiler/rustc_ast_lowering/src/path.rs
@@ -73,7 +73,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
         let bound_modifier_allowed_features = if let Res::Def(DefKind::Trait, async_def_id) = res
             && self.tcx.async_fn_trait_kind_from_def_id(async_def_id).is_some()
         {
-            Some(self.allow_async_fn_traits.clone())
+            Some(Lrc::clone(&self.allow_async_fn_traits))
         } else {
             None
         };

diff --git a/compiler/rustc_ast_pretty/Cargo.toml b/compiler/rustc_ast_pretty/Cargo.toml
@@ -7,6 +7,7 @@ edition = "2021"
 # tidy-alphabetical-start
 itertools = "0.12"
 rustc_ast = { path = "../rustc_ast" }
+rustc_data_structures = { path = "../rustc_data_structures" }
 rustc_lexer = { path = "../rustc_lexer" }
 rustc_span = { path = "../rustc_span" }
 thin-vec = "0.2.12"

diff --git a/compiler/rustc_ast_pretty/src/pprust/state.rs b/compiler/rustc_ast_pretty/src/pprust/state.rs
@@ -21,6 +21,7 @@ use rustc_ast::{
     GenericBound, InlineAsmOperand, InlineAsmOptions, InlineAsmRegOrRegClass,
     InlineAsmTemplatePiece, PatKind, RangeEnd, RangeSyntax, Safety, SelfKind, Term, attr,
 };
+use rustc_data_structures::sync::Lrc;
 use rustc_span::edition::Edition;
 use rustc_span::source_map::{SourceMap, Spanned};
 use rustc_span::symbol::{Ident, IdentPrinter, Symbol, kw, sym};
@@ -105,7 +106,7 @@ fn split_block_comment_into_lines(text: &str, col: CharPos) -> Vec<String> {
 fn gather_comments(sm: &SourceMap, path: FileName, src: String) -> Vec<Comment> {
     let sm = SourceMap::new(sm.path_mapping().clone());
     let source_file = sm.new_source_file(path, src);
-    let text = (*source_file.src.as_ref().unwrap()).clone();
+    let text = Lrc::clone(&(*source_file.src.as_ref().unwrap()));
 
     let text: &str = text.as_str();
     let start_bpos = source_file.start_pos;

diff --git a/compiler/rustc_borrowck/src/nll.rs b/compiler/rustc_borrowck/src/nll.rs
@@ -107,13 +107,13 @@ pub(crate) fn compute_regions<'a, 'tcx>(
             param_env,
             body,
             promoted,
-            universal_regions.clone(),
+            Rc::clone(&universal_regions),
             location_table,
             borrow_set,
             &mut all_facts,
             flow_inits,
             move_data,
-            elements.clone(),
+            Rc::clone(&elements),
             upvars,
         );
 

diff --git a/compiler/rustc_borrowck/src/region_infer/mod.rs b/compiler/rustc_borrowck/src/region_infer/mod.rs
@@ -733,7 +733,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
         }
 
         // Now take member constraints into account.
-        let member_constraints = self.member_constraints.clone();
+        let member_constraints = Rc::clone(&self.member_constraints);
         for m_c_i in member_constraints.indices(scc_a) {
             self.apply_member_constraint(scc_a, m_c_i, member_constraints.choice_regions(m_c_i));
         }
@@ -1679,7 +1679,7 @@ impl<'tcx> RegionInferenceContext<'tcx> {
         infcx: &InferCtxt<'tcx>,
         errors_buffer: &mut RegionErrors<'tcx>,
     ) {
-        let member_constraints = self.member_constraints.clone();
+        let member_constraints = Rc::clone(&self.member_constraints);
         for m_c_i in member_constraints.all_indices() {
             debug!(?m_c_i);
             let m_c = &member_constraints[m_c_i];

diff --git a/compiler/rustc_borrowck/src/type_check/mod.rs b/compiler/rustc_borrowck/src/type_check/mod.rs
@@ -134,7 +134,7 @@ pub(crate) fn type_check<'a, 'tcx>(
     let mut constraints = MirTypeckRegionConstraints {
         placeholder_indices: PlaceholderIndices::default(),
         placeholder_index_to_region: IndexVec::default(),
-        liveness_constraints: LivenessValues::with_specific_points(elements.clone()),
+        liveness_constraints: LivenessValues::with_specific_points(Rc::clone(&elements)),
         outlives_constraints: OutlivesConstraintSet::default(),
         member_constraints: MemberConstraintSet::default(),
         type_tests: Vec::default(),
@@ -150,7 +150,7 @@ pub(crate) fn type_check<'a, 'tcx>(
         infcx,
         param_env,
         implicit_region_bound,
-        universal_regions.clone(),
+        Rc::clone(&universal_regions),
         &mut constraints,
     );
 

diff --git a/compiler/rustc_codegen_llvm/src/back/lto.rs b/compiler/rustc_codegen_llvm/src/back/lto.rs
@@ -502,9 +502,9 @@ fn thin_lto(
         // upstream...
         let data = llvm::LLVMRustCreateThinLTOData(
             thin_modules.as_ptr(),
-            thin_modules.len() as u32,
+            thin_modules.len(),
             symbols_below_threshold.as_ptr(),
-            symbols_below_threshold.len() as u32,
+            symbols_below_threshold.len(),
         )
         .ok_or_else(|| write::llvm_err(dcx, LlvmError::PrepareThinLtoContext))?;
 
@@ -569,7 +569,7 @@ fn thin_lto(
 
             info!(" - {}: re-compiled", module_name);
             opt_jobs.push(LtoModuleCodegen::Thin(ThinModule {
-                shared: shared.clone(),
+                shared: Arc::clone(&shared),
                 idx: module_index,
             }));
         }

diff --git a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
@@ -2385,9 +2385,9 @@ unsafe extern "C" {
     pub fn LLVMRustThinLTOBufferThinLinkDataLen(M: &ThinLTOBuffer) -> size_t;
     pub fn LLVMRustCreateThinLTOData(
         Modules: *const ThinLTOModule,
-        NumModules: c_uint,
+        NumModules: size_t,
         PreservedSymbols: *const *const c_char,
-        PreservedSymbolsLen: c_uint,
+        PreservedSymbolsLen: size_t,
     ) -> Option<&'static mut ThinLTOData>;
     pub fn LLVMRustPrepareThinLTORename(
         Data: &ThinLTOData,

diff --git a/compiler/rustc_codegen_ssa/src/back/write.rs b/compiler/rustc_codegen_ssa/src/back/write.rs
@@ -514,7 +514,7 @@ pub(crate) fn start_async_codegen<B: ExtraBackendMethods>(
             future: Some(coordinator_thread),
             phantom: PhantomData,
         },
-        output_filenames: tcx.output_filenames(()).clone(),
+        output_filenames: Arc::clone(tcx.output_filenames(())),
     }
 }
 
@@ -1203,7 +1203,7 @@ fn start_executing_work<B: ExtraBackendMethods>(
         coordinator_send,
         expanded_args: tcx.sess.expanded_args.clone(),
         diag_emitter: shared_emitter.clone(),
-        output_filenames: tcx.output_filenames(()).clone(),
+        output_filenames: Arc::clone(tcx.output_filenames(())),
         regular_module_config: regular_config,
         metadata_module_config: metadata_config,
         allocator_module_config: allocator_config,

diff --git a/compiler/rustc_codegen_ssa/src/base.rs b/compiler/rustc_codegen_ssa/src/base.rs
@@ -7,7 +7,7 @@ use rustc_ast::expand::allocator::{ALLOCATOR_METHODS, AllocatorKind, global_fn_n
 use rustc_attr as attr;
 use rustc_data_structures::fx::{FxHashMap, FxIndexSet};
 use rustc_data_structures::profiling::{get_resident_set_size, print_time_passes_entry};
-use rustc_data_structures::sync::par_map;
+use rustc_data_structures::sync::{Lrc, par_map};
 use rustc_data_structures::unord::UnordMap;
 use rustc_hir::def_id::{DefId, LOCAL_CRATE};
 use rustc_hir::lang_items::LangItem;
@@ -923,7 +923,7 @@ impl CrateInfo {
             crate_name: UnordMap::with_capacity(n_crates),
             used_crates,
             used_crate_source: UnordMap::with_capacity(n_crates),
-            dependency_formats: tcx.dependency_formats(()).clone(),
+            dependency_formats: Lrc::clone(tcx.dependency_formats(())),
             windows_subsystem,
             natvis_debugger_visualizers: Default::default(),
         };
@@ -936,7 +936,7 @@ impl CrateInfo {
             info.crate_name.insert(cnum, tcx.crate_name(cnum));
 
             let used_crate_source = tcx.used_crate_source(cnum);
-            info.used_crate_source.insert(cnum, used_crate_source.clone());
+            info.used_crate_source.insert(cnum, Lrc::clone(used_crate_source));
             if tcx.is_profiler_runtime(cnum) {
                 info.profiler_runtime = Some(cnum);
             }

diff --git a/compiler/rustc_driver_impl/src/lib.rs b/compiler/rustc_driver_impl/src/lib.rs
@@ -1395,7 +1395,7 @@ pub fn install_ice_hook(
     }
 
     let using_internal_features = Arc::new(std::sync::atomic::AtomicBool::default());
-    let using_internal_features_hook = using_internal_features.clone();
+    let using_internal_features_hook = Arc::clone(&using_internal_features);
     panic::update_hook(Box::new(
         move |default_hook: &(dyn Fn(&PanicHookInfo<'_>) + Send + Sync + 'static),
               info: &PanicHookInfo<'_>| {

diff --git a/compiler/rustc_errors/src/annotate_snippet_emitter_writer.rs b/compiler/rustc_errors/src/annotate_snippet_emitter_writer.rs
@@ -173,7 +173,7 @@ impl AnnotateSnippetEmitter {
                             source_map.ensure_source_file_source_present(&file);
                             (
                                 format!("{}", source_map.filename_for_diagnostics(&file.name)),
-                                source_string(file.clone(), &line),
+                                source_string(Lrc::clone(&file), &line),
                                 line.line_index,
                                 line.annotations,
                             )

diff --git a/compiler/rustc_errors/src/emitter.rs b/compiler/rustc_errors/src/emitter.rs
@@ -1555,7 +1555,7 @@ impl HumanEmitter {
                 // Get the left-side margin to remove it
                 let mut whitespace_margin = usize::MAX;
                 for line_idx in 0..annotated_file.lines.len() {
-                    let file = annotated_file.file.clone();
+                    let file = Lrc::clone(&annotated_file.file);
                     let line = &annotated_file.lines[line_idx];
                     if let Some(source_string) =
                         line.line_index.checked_sub(1).and_then(|l| file.get_line(l))
@@ -1646,7 +1646,7 @@ impl HumanEmitter {
 
                     let depths = self.render_source_line(
                         &mut buffer,
-                        annotated_file.file.clone(),
+                        Lrc::clone(&annotated_file.file),
                         &annotated_file.lines[line_idx],
                         width_offset,
                         code_offset,
@@ -2529,7 +2529,12 @@ impl FileWithAnnotatedLines {
                 //  | |      |
                 //  | |______foo
                 //  |        baz
-                add_annotation_to_file(&mut output, file.clone(), ann.line_start, ann.as_start());
+                add_annotation_to_file(
+                    &mut output,
+                    Lrc::clone(&file),
+                    ann.line_start,
+                    ann.as_start(),
+                );
                 // 4 is the minimum vertical length of a multiline span when presented: two lines
                 // of code and two lines of underline. This is not true for the special case where
                 // the beginning doesn't have an underline, but the current logic seems to be
@@ -2545,11 +2550,11 @@ impl FileWithAnnotatedLines {
                     .unwrap_or(ann.line_start);
                 for line in ann.line_start + 1..until {
                     // Every `|` that joins the beginning of the span (`___^`) to the end (`|__^`).
-                    add_annotation_to_file(&mut output, file.clone(), line, ann.as_line());
+                    add_annotation_to_file(&mut output, Lrc::clone(&file), line, ann.as_line());
                 }
                 let line_end = ann.line_end - 1;
                 if middle < line_end {
-                    add_annotation_to_file(&mut output, file.clone(), line_end, ann.as_line());
+                    add_annotation_to_file(&mut output, Lrc::clone(&file), line_end, ann.as_line());
                 }
             } else {
                 end_ann.annotation_type = AnnotationType::Singleline;

diff --git a/compiler/rustc_errors/src/json.rs b/compiler/rustc_errors/src/json.rs
@@ -367,9 +367,9 @@ impl Diagnostic {
             ColorConfig::Always | ColorConfig::Auto => dst = Box::new(termcolor::Ansi::new(dst)),
             ColorConfig::Never => {}
         }
-        HumanEmitter::new(dst, je.fallback_bundle.clone())
+        HumanEmitter::new(dst, Lrc::clone(&je.fallback_bundle))
             .short_message(short)
-            .sm(Some(je.sm.clone()))
+            .sm(Some(Lrc::clone(&je.sm)))
             .fluent_bundle(je.fluent_bundle.clone())
             .diagnostic_width(je.diagnostic_width)
             .macro_backtrace(je.macro_backtrace)

diff --git a/compiler/rustc_expand/src/mbe/macro_parser.rs b/compiler/rustc_expand/src/mbe/macro_parser.rs
@@ -622,7 +622,7 @@ impl TtParser {
         // possible next positions into `next_mps`. After some post-processing, the contents of
         // `next_mps` replenish `cur_mps` and we start over again.
         self.cur_mps.clear();
-        self.cur_mps.push(MatcherPos { idx: 0, matches: self.empty_matches.clone() });
+        self.cur_mps.push(MatcherPos { idx: 0, matches: Rc::clone(&self.empty_matches) });
 
         loop {
             self.next_mps.clear();

diff --git a/compiler/rustc_expand/src/mbe/transcribe.rs b/compiler/rustc_expand/src/mbe/transcribe.rs
@@ -5,6 +5,7 @@ use rustc_ast::mut_visit::{self, MutVisitor};
 use rustc_ast::token::{self, Delimiter, IdentIsRaw, Lit, LitKind, Nonterminal, Token, TokenKind};
 use rustc_ast::tokenstream::{DelimSpacing, DelimSpan, Spacing, TokenStream, TokenTree};
 use rustc_data_structures::fx::FxHashMap;
+use rustc_data_structures::sync::Lrc;
 use rustc_errors::{Diag, DiagCtxtHandle, PResult, pluralize};
 use rustc_parse::lexer::nfc_normalize;
 use rustc_parse::parser::ParseNtResult;
@@ -293,7 +294,7 @@ pub(super) fn transcribe<'a>(
                             // `Delimiter::Invisible` to maintain parsing priorities.
                             // `Interpolated` is currently used for such groups in rustc parser.
                             marker.visit_span(&mut sp);
-                            TokenTree::token_alone(token::Interpolated(nt.clone()), sp)
+                            TokenTree::token_alone(token::Interpolated(Lrc::clone(nt)), sp)
                         }
                         MatchedSeq(..) => {
                             // We were unable to descend far enough. This is an error.

diff --git a/compiler/rustc_hir_analysis/messages.ftl b/compiler/rustc_hir_analysis/messages.ftl
@@ -149,10 +149,6 @@ hir_analysis_drop_impl_reservation = reservation `Drop` impls are not supported
 hir_analysis_duplicate_precise_capture = cannot capture parameter `{$name}` twice
     .label = parameter captured again here
 
-hir_analysis_effects_without_next_solver = using `#![feature(effects)]` without enabling next trait solver globally
-    .note = the next trait solver must be enabled globally for the effects feature to work correctly
-    .help = use `-Znext-solver` to enable
-
 hir_analysis_empty_specialization = specialization impl does not specialize any associated items
     .note = impl is a specialization of this impl