Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 45 insertions, 19 deletions

diff --git a/compiler/rustc_middle/src/hir/map/mod.rs b/compiler/rustc_middle/src/hir/map/mod.rs
index 4af2d83e9..58c0c6bab 100644
--- a/compiler/rustc_middle/src/hir/map/mod.rs
+++ b/compiler/rustc_middle/src/hir/map/mod.rs
@@ -6,7 +6,7 @@ use rustc_ast as ast;
 use rustc_data_structures::fingerprint::Fingerprint;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
 use rustc_data_structures::svh::Svh;
-use rustc_data_structures::sync::{par_for_each_in, DynSend, DynSync};
+use rustc_data_structures::sync::{par_for_each_in, try_par_for_each_in, DynSend, DynSync};
 use rustc_hir::def::{DefKind, Res};
 use rustc_hir::def_id::{DefId, LocalDefId, LocalModDefId, LOCAL_CRATE};
 use rustc_hir::definitions::{DefKey, DefPath, DefPathData, DefPathHash};
@@ -16,7 +16,7 @@ use rustc_index::Idx;
 use rustc_middle::hir::nested_filter;
 use rustc_span::def_id::StableCrateId;
 use rustc_span::symbol::{kw, sym, Ident, Symbol};
-use rustc_span::Span;
+use rustc_span::{ErrorGuaranteed, Span};
 use rustc_target::spec::abi::Abi;
 
 #[inline]
@@ -240,7 +240,7 @@ impl<'hir> Map<'hir> {
             Node::Field(_) => DefKind::Field,
             Node::Expr(expr) => match expr.kind {
                 ExprKind::Closure(Closure { movability: None, .. }) => DefKind::Closure,
-                ExprKind::Closure(Closure { movability: Some(_), .. }) => DefKind::Generator,
+                ExprKind::Closure(Closure { movability: Some(_), .. }) => DefKind::Coroutine,
                 _ => bug!("def_kind: unsupported node: {}", self.node_to_string(hir_id)),
             },
             Node::GenericParam(param) => match param.kind {
@@ -445,7 +445,7 @@ impl<'hir> Map<'hir> {
             }
             DefKind::InlineConst => BodyOwnerKind::Const { inline: true },
             DefKind::Ctor(..) | DefKind::Fn | DefKind::AssocFn => BodyOwnerKind::Fn,
-            DefKind::Closure | DefKind::Generator => BodyOwnerKind::Closure,
+            DefKind::Closure | DefKind::Coroutine => BodyOwnerKind::Closure,
             DefKind::Static(mt) => BodyOwnerKind::Static(mt),
             dk => bug!("{:?} is not a body node: {:?}", def_id, dk),
         }
@@ -632,6 +632,17 @@ impl<'hir> Map<'hir> {
         })
     }
 
+    #[inline]
+    pub fn try_par_for_each_module(
+        self,
+        f: impl Fn(LocalModDefId) -> Result<(), ErrorGuaranteed> + DynSend + DynSync,
+    ) -> Result<(), ErrorGuaranteed> {
+        let crate_items = self.tcx.hir_crate_items(());
+        try_par_for_each_in(&crate_items.submodules[..], |module| {
+            f(LocalModDefId::new_unchecked(module.def_id))
+        })
+    }
+
     /// Returns an iterator for the nodes in the ancestor tree of the `current_id`
     /// until the crate root is reached. Prefer this over your own loop using `parent_id`.
     #[inline]
@@ -970,12 +981,15 @@ impl<'hir> Map<'hir> {
                 // SyntaxContext of the visibility.
                 sig.span.find_ancestor_in_same_ctxt(*outer_span).unwrap_or(*outer_span)
             }
+            // Impls, including their where clauses.
+            Node::Item(Item {
+                kind: ItemKind::Impl(Impl { generics, .. }),
+                span: outer_span,
+                ..
+            }) => until_within(*outer_span, generics.where_clause_span),
             // Constants and Statics.
             Node::Item(Item {
-                kind:
-                    ItemKind::Const(ty, ..)
-                    | ItemKind::Static(ty, ..)
-                    | ItemKind::Impl(Impl { self_ty: ty, .. }),
+                kind: ItemKind::Const(ty, ..) | ItemKind::Static(ty, ..),
                 span: outer_span,
                 ..
             })
diff --git a/compiler/rustc_middle/src/hir/mod.rs b/compiler/rustc_middle/src/hir/mod.rs
index 0da8fe9cc..f28ec7711 100644
--- a/compiler/rustc_middle/src/hir/mod.rs
+++ b/compiler/rustc_middle/src/hir/mod.rs
@@ -9,12 +9,12 @@ pub mod place;
 use crate::query::Providers;
 use crate::ty::{EarlyBinder, ImplSubject, TyCtxt};
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
-use rustc_data_structures::sync::{par_for_each_in, DynSend, DynSync};
+use rustc_data_structures::sync::{try_par_for_each_in, DynSend, DynSync};
 use rustc_hir::def::DefKind;
 use rustc_hir::def_id::{DefId, LocalDefId, LocalModDefId};
 use rustc_hir::*;
 use rustc_query_system::ich::StableHashingContext;
-use rustc_span::{ExpnId, DUMMY_SP};
+use rustc_span::{ErrorGuaranteed, ExpnId, DUMMY_SP};
 
 /// Top-level HIR node for current owner. This only contains the node for which
 /// `HirId::local_id == 0`, and excludes bodies.
@@ -78,20 +78,32 @@ impl ModuleItems {
         self.owners().map(|id| id.def_id)
     }
 
-    pub fn par_items(&self, f: impl Fn(ItemId) + DynSend + DynSync) {
-        par_for_each_in(&self.items[..], |&id| f(id))
+    pub fn par_items(
+        &self,
+        f: impl Fn(ItemId) -> Result<(), ErrorGuaranteed> + DynSend + DynSync,
+    ) -> Result<(), ErrorGuaranteed> {
+        try_par_for_each_in(&self.items[..], |&id| f(id))
     }
 
-    pub fn par_trait_items(&self, f: impl Fn(TraitItemId) + DynSend + DynSync) {
-        par_for_each_in(&self.trait_items[..], |&id| f(id))
+    pub fn par_trait_items(
+        &self,
+        f: impl Fn(TraitItemId) -> Result<(), ErrorGuaranteed> + DynSend + DynSync,
+    ) -> Result<(), ErrorGuaranteed> {
+        try_par_for_each_in(&self.trait_items[..], |&id| f(id))
     }
 
-    pub fn par_impl_items(&self, f: impl Fn(ImplItemId) + DynSend + DynSync) {
-        par_for_each_in(&self.impl_items[..], |&id| f(id))
+    pub fn par_impl_items(
+        &self,
+        f: impl Fn(ImplItemId) -> Result<(), ErrorGuaranteed> + DynSend + DynSync,
+    ) -> Result<(), ErrorGuaranteed> {
+        try_par_for_each_in(&self.impl_items[..], |&id| f(id))
     }
 
-    pub fn par_foreign_items(&self, f: impl Fn(ForeignItemId) + DynSend + DynSync) {
-        par_for_each_in(&self.foreign_items[..], |&id| f(id))
+    pub fn par_foreign_items(
+        &self,
+        f: impl Fn(ForeignItemId) -> Result<(), ErrorGuaranteed> + DynSend + DynSync,
+    ) -> Result<(), ErrorGuaranteed> {
+        try_par_for_each_in(&self.foreign_items[..], |&id| f(id))
     }
 }
 
diff --git a/compiler/rustc_middle/src/hir/nested_filter.rs b/compiler/rustc_middle/src/hir/nested_filter.rs
index 6896837aa..adbe81bb2 100644
--- a/compiler/rustc_middle/src/hir/nested_filter.rs
+++ b/compiler/rustc_middle/src/hir/nested_filter.rs
@@ -4,7 +4,7 @@ use rustc_hir::intravisit::nested_filter::NestedFilter;
 /// that are inside of an item-like.
 ///
 /// Notably, possible occurrences of bodies in non-item-like things
-/// include: closures/generators, inline `const {}` blocks, and
+/// include: closures/coroutines, inline `const {}` blocks, and
 /// constant arguments of types, e.g. in `let _: [(); /* HERE */];`.
 ///
 /// **This is the most common choice.** A very common pattern is