Merge pull request #4319 from rust-lang/rustup-2025-05-12

Automatic Rustup

Author: RalfJung

Cargo.lock

@@ -4,19 +4,13 @@ version = 4
 
 [[package]]
 name = "addr2line"
-version = "0.21.0"
+version = "0.24.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
 dependencies = [
- "gimli 0.28.1",
+ "gimli",
 ]
 
-[[package]]
-name = "adler"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
-
 [[package]]
 name = "adler2"
 version = "2.0.0"
@@ -168,7 +162,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "01667f6f40216b9a0b2945e05fed5f1ad0ab6470e69cb9378001e37b1c0668e4"
 dependencies = [
- "object 0.36.7",
+ "object",
 ]
 
 [[package]]
@@ -233,17 +227,17 @@ checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "backtrace"
-version = "0.3.71"
+version = "0.3.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26b05800d2e817c8b3b4b54abd461726265fa9789ae34330622f2db9ee696f9d"
+checksum = "6806a6321ec58106fea15becdad98371e28d92ccbc7c8f1b3b6dd724fe8f1002"
 dependencies = [
  "addr2line",
- "cc",
  "cfg-if",
  "libc",
- "miniz_oxide 0.7.4",
- "object 0.32.2",
+ "miniz_oxide",
+ "object",
  "rustc-demangle",
+ "windows-targets 0.52.6",
 ]
 
 [[package]]
@@ -780,7 +774,7 @@ dependencies = [
  "itertools",
  "leb128",
  "md-5",
- "miniz_oxide 0.7.4",
+ "miniz_oxide",
  "regex",
  "rustc-demangle",
 ]
@@ -1220,7 +1214,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ced92e76e966ca2fd84c8f7aa01a4aea65b0eb6648d72f7c8f3e2764a67fece"
 dependencies = [
  "crc32fast",
- "miniz_oxide 0.8.8",
+ "miniz_oxide",
 ]
 
 [[package]]
@@ -1453,12 +1447,6 @@ dependencies = [
  "wasi 0.14.2+wasi-0.2.4",
 ]
 
-[[package]]
-name = "gimli"
-version = "0.28.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
-
 [[package]]
 name = "gimli"
 version = "0.31.1"
@@ -2263,15 +2251,6 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 
-[[package]]
-name = "miniz_oxide"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8a240ddb74feaf34a79a7add65a741f3167852fba007066dcac1ca548d89c08"
-dependencies = [
- "adler",
-]
-
 [[package]]
 name = "miniz_oxide"
 version = "0.8.8"
@@ -2483,15 +2462,6 @@ dependencies = [
  "objc2-core-foundation",
 ]
 
-[[package]]
-name = "object"
-version = "0.32.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6a622008b6e321afc04970976f62ee297fdbaa6f95318ca343e3eebb9648441"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "object"
 version = "0.36.7"
@@ -3093,9 +3063,9 @@ version = "0.2.0"
 dependencies = [
  "bstr",
  "build_helper",
- "gimli 0.31.1",
+ "gimli",
  "libc",
- "object 0.36.7",
+ "object",
  "regex",
  "serde_json",
  "similar",
@@ -3402,11 +3372,11 @@ name = "rustc_codegen_llvm"
 version = "0.0.0"
 dependencies = [
  "bitflags",
- "gimli 0.31.1",
+ "gimli",
  "itertools",
  "libc",
  "measureme",
- "object 0.36.7",
+ "object",
  "rustc-demangle",
  "rustc_abi",
  "rustc_ast",
@@ -3447,7 +3417,7 @@ dependencies = [
  "either",
  "itertools",
  "libc",
- "object 0.36.7",
+ "object",
  "pathdiff",
  "regex",
  "rustc_abi",
@@ -4329,6 +4299,7 @@ dependencies = [
  "rustc_arena",
  "rustc_ast",
  "rustc_ast_pretty",
+ "rustc_attr_data_structures",
  "rustc_attr_parsing",
  "rustc_data_structures",
  "rustc_errors",
@@ -4464,7 +4435,7 @@ name = "rustc_target"
 version = "0.0.0"
 dependencies = [
  "bitflags",
- "object 0.36.7",
+ "object",
  "rustc_abi",
  "rustc_data_structures",
  "rustc_fs_util",
@@ -5228,9 +5199,9 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e9c1e705f82a260173f3eec93f2ff6d7807f23ad5a8cc2e7316a891733ea7a1"
 dependencies = [
- "gimli 0.31.1",
+ "gimli",
  "hashbrown",
- "object 0.36.7",
+ "object",
  "tracing",
 ]
 

RELEASES.md

@@ -308,7 +308,6 @@ impl ParenthesizedArgs {
     }
 }
 
-use crate::AstDeref;
 pub use crate::node_id::{CRATE_NODE_ID, DUMMY_NODE_ID, NodeId};
 
 /// Modifiers on a trait bound like `~const`, `?` and `!`.
@@ -2349,7 +2348,7 @@ impl Ty {
     pub fn is_maybe_parenthesised_infer(&self) -> bool {
         match &self.kind {
             TyKind::Infer => true,
-            TyKind::Paren(inner) => inner.ast_deref().is_maybe_parenthesised_infer(),
+            TyKind::Paren(inner) => inner.is_maybe_parenthesised_infer(),
             _ => false,
         }
     }

compiler/rustc_ast/src/ast.rs

@@ -13,34 +13,6 @@ use crate::{
     Ty, Variant, Visibility, WherePredicate,
 };
 
-/// A utility trait to reduce boilerplate.
-/// Standard `Deref(Mut)` cannot be reused due to coherence.
-pub trait AstDeref {
-    type Target;
-    fn ast_deref(&self) -> &Self::Target;
-    fn ast_deref_mut(&mut self) -> &mut Self::Target;
-}
-
-macro_rules! impl_not_ast_deref {
-    ($($T:ty),+ $(,)?) => {
-        $(
-            impl !AstDeref for $T {}
-        )+
-    };
-}
-
-impl_not_ast_deref!(AssocItem, Expr, ForeignItem, Item, Stmt);
-
-impl<T> AstDeref for P<T> {
-    type Target = T;
-    fn ast_deref(&self) -> &Self::Target {
-        self
-    }
-    fn ast_deref_mut(&mut self) -> &mut Self::Target {
-        self
-    }
-}
-
 /// A trait for AST nodes having an ID.
 pub trait HasNodeId {
     fn node_id(&self) -> NodeId;
@@ -81,12 +53,12 @@ impl_has_node_id!(
     WherePredicate,
 );
 
-impl<T: AstDeref<Target: HasNodeId>> HasNodeId for T {
+impl<T: HasNodeId> HasNodeId for P<T> {
     fn node_id(&self) -> NodeId {
-        self.ast_deref().node_id()
+        (**self).node_id()
     }
     fn node_id_mut(&mut self) -> &mut NodeId {
-        self.ast_deref_mut().node_id_mut()
+        (**self).node_id_mut()
     }
 }
 
@@ -138,21 +110,21 @@ impl_has_tokens_none!(
     WherePredicate
 );
 
-impl<T: AstDeref<Target: HasTokens>> HasTokens for T {
+impl<T: HasTokens> HasTokens for Option<T> {
     fn tokens(&self) -> Option<&LazyAttrTokenStream> {
-        self.ast_deref().tokens()
+        self.as_ref().and_then(|inner| inner.tokens())
     }
     fn tokens_mut(&mut self) -> Option<&mut Option<LazyAttrTokenStream>> {
-        self.ast_deref_mut().tokens_mut()
+        self.as_mut().and_then(|inner| inner.tokens_mut())
     }
 }
 
-impl<T: HasTokens> HasTokens for Option<T> {
+impl<T: HasTokens> HasTokens for P<T> {
     fn tokens(&self) -> Option<&LazyAttrTokenStream> {
-        self.as_ref().and_then(|inner| inner.tokens())
+        (**self).tokens()
     }
     fn tokens_mut(&mut self) -> Option<&mut Option<LazyAttrTokenStream>> {
-        self.as_mut().and_then(|inner| inner.tokens_mut())
+        (**self).tokens_mut()
     }
 }
 
@@ -273,13 +245,13 @@ impl_has_attrs!(
 );
 impl_has_attrs_none!(Attribute, AttrItem, Block, Pat, Path, Ty, Visibility);
 
-impl<T: AstDeref<Target: HasAttrs>> HasAttrs for T {
-    const SUPPORTS_CUSTOM_INNER_ATTRS: bool = T::Target::SUPPORTS_CUSTOM_INNER_ATTRS;
+impl<T: HasAttrs> HasAttrs for P<T> {
+    const SUPPORTS_CUSTOM_INNER_ATTRS: bool = T::SUPPORTS_CUSTOM_INNER_ATTRS;
     fn attrs(&self) -> &[Attribute] {
-        self.ast_deref().attrs()
+        (**self).attrs()
     }
     fn visit_attrs(&mut self, f: impl FnOnce(&mut AttrVec)) {
-        self.ast_deref_mut().visit_attrs(f)
+        (**self).visit_attrs(f);
     }
 }
 
@@ -343,13 +315,22 @@ impl<Wrapped, Tag> AstNodeWrapper<Wrapped, Tag> {
     }
 }
 
-impl<Wrapped, Tag> AstDeref for AstNodeWrapper<Wrapped, Tag> {
-    type Target = Wrapped;
-    fn ast_deref(&self) -> &Self::Target {
-        &self.wrapped
+impl<Wrapped: HasNodeId, Tag> HasNodeId for AstNodeWrapper<Wrapped, Tag> {
+    fn node_id(&self) -> NodeId {
+        self.wrapped.node_id()
+    }
+    fn node_id_mut(&mut self) -> &mut NodeId {
+        self.wrapped.node_id_mut()
+    }
+}
+
+impl<Wrapped: HasAttrs, Tag> HasAttrs for AstNodeWrapper<Wrapped, Tag> {
+    const SUPPORTS_CUSTOM_INNER_ATTRS: bool = Wrapped::SUPPORTS_CUSTOM_INNER_ATTRS;
+    fn attrs(&self) -> &[Attribute] {
+        self.wrapped.attrs()
     }
-    fn ast_deref_mut(&mut self) -> &mut Self::Target {
-        &mut self.wrapped
+    fn visit_attrs(&mut self, f: impl FnOnce(&mut AttrVec)) {
+        self.wrapped.visit_attrs(f);
     }
 }
 

compiler/rustc_ast/src/ast_traits.rs

@@ -46,7 +46,7 @@ pub mod tokenstream;
 pub mod visit;
 
 pub use self::ast::*;
-pub use self::ast_traits::{AstDeref, AstNodeWrapper, HasAttrs, HasNodeId, HasTokens};
+pub use self::ast_traits::{AstNodeWrapper, HasAttrs, HasNodeId, HasTokens};
 
 /// Requirements for a `StableHashingContext` to be used in this crate.
 /// This is a hack to allow using the `HashStable_Generic` derive macro

compiler/rustc_ast/src/lib.rs

@@ -8,7 +8,7 @@ use std::env::VarError;
 
 use rustc_ast::token::{self, LitKind};
 use rustc_ast::tokenstream::TokenStream;
-use rustc_ast::{AstDeref, ExprKind, GenericArg, Mutability};
+use rustc_ast::{ExprKind, GenericArg, Mutability};
 use rustc_expand::base::{DummyResult, ExpandResult, ExtCtxt, MacEager, MacroExpanderResult};
 use rustc_span::{Ident, Span, Symbol, kw, sym};
 use thin_vec::thin_vec;
@@ -148,13 +148,13 @@ pub(crate) fn expand_env<'cx>(
                         cx.dcx().emit_err(errors::EnvNotDefined::CargoEnvVar {
                             span,
                             var: *symbol,
-                            var_expr: var_expr.ast_deref(),
+                            var_expr: &var_expr,
                         })
                     } else {
                         cx.dcx().emit_err(errors::EnvNotDefined::CustomEnvVar {
                             span,
                             var: *symbol,
-                            var_expr: var_expr.ast_deref(),
+                            var_expr: &var_expr,
                         })
                     }
                 }