Fix typos and markdown errors

compiler/rustc_attr_parsing/src/attributes/codegen_attrs.rs

@@ -169,7 +169,7 @@ impl<S: Stage> SingleAttributeParser<S> for RustcObjcClassParser {
             return None;
         };
         let Some(classname) = nv.value_as_str() else {
-            // `#[rustc_objc_class = ...]` is expected to be used as an implementatioin detail
+            // `#[rustc_objc_class = ...]` is expected to be used as an implementation detail
             // inside a standard library macro, but `cx.expected_string_literal` exposes too much.
             // Use a custom error message instead.
             cx.emit_err(ObjcClassExpectedStringLiteral { span: nv.value_span });
@@ -201,7 +201,7 @@ impl<S: Stage> SingleAttributeParser<S> for RustcObjcSelectorParser {
             return None;
         };
         let Some(methname) = nv.value_as_str() else {
-            // `#[rustc_objc_selector = ...]` is expected to be used as an implementatioin detail
+            // `#[rustc_objc_selector = ...]` is expected to be used as an implementation detail
             // inside a standard library macro, but `cx.expected_string_literal` exposes too much.
             // Use a custom error message instead.
             cx.emit_err(ObjcSelectorExpectedStringLiteral { span: nv.value_span });

compiler/rustc_codegen_ssa/src/mir/mod.rs

@@ -437,7 +437,7 @@ fn arg_local_refs<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>>(
                 assert_eq!(
                     None,
                     num_untupled.replace(tupled_arg_tys.len()),
-                    "Replaced existing num_tupled"
+                    "Replaced existing num_untupled"
                 );
 
                 return LocalRef::Place(place);

compiler/rustc_hir/src/def.rs

@@ -192,7 +192,7 @@ pub enum DefKind {
     /// These are all represented with the same `ExprKind::Closure` in the AST and HIR,
     /// which makes it difficult to distinguish these during def collection. Therefore,
     /// we treat them all the same, and code which needs to distinguish them can match
-    /// or `hir::ClosureKind` or `type_of`.
+    /// on `hir::ClosureKind` or `type_of`.
     Closure,
     /// The definition of a synthetic coroutine body created by the lowering of a
     /// coroutine-closure, such as an async closure.

compiler/rustc_hir/src/target.rs

@@ -1,8 +1,4 @@
-//! This module implements some validity checks for attributes.
-//! In particular it verifies that `#[inline]` and `#[repr]` attributes are
-//! attached to items that actually support them and if there are
-//! conflicts between multiple such attributes attached to the same
-//! item.
+//! This module lists attribute targets, with conversions from other types.
 
 use std::fmt::{self, Display};
 

src/tools/compiletest/src/runtest.rs

@@ -2121,7 +2121,7 @@ impl<'test> TestCx<'test> {
     }
 
     /// Prints a message to (captured) stdout if `config.verbose` is true.
-    /// The message is also logged to `tracing::debug!` regardles of verbosity.
+    /// The message is also logged to `tracing::debug!` regardless of verbosity.
     ///
     /// Use `format_args!` as the argument to perform formatting if required.
     fn logv(&self, message: impl fmt::Display) {
@@ -2748,7 +2748,7 @@ impl<'test> TestCx<'test> {
                 return CompareOutcome::Same;
             }
             if expected_lines.is_empty() {
-                // if we have no lines to check, force a full overwite
+                // if we have no lines to check, force a full overwrite
                 ("", actual)
             } else {
                 // this prints/blesses the subset, not the actual

tests/ui/README.md

@@ -133,7 +133,7 @@ Runtime panics and error handling generate backtraces to assist in debugging and
 
 This directory was originally meant to contain tests related to time complexity and benchmarking.
 
-However, only a single test was ever added to this category: https://github.com/rust-lang/rust/pull/32062
+However, only a single test was ever added to this category: <https://github.com/rust-lang/rust/pull/32062>
 
 **FIXME**: It is also unclear what would happen were this test to "fail" - would it cause the test suite to remain stuck on this test for a much greater duration than normal?
 
@@ -694,9 +694,7 @@ This test category revolves around trait objects with `Sized` having illegal ope
 Tests on lifetime elision in impl function signatures. See [Lifetime elision | Nomicon](https://doc.rust-lang.org/nomicon/lifetime-elision.html).
 
 ## `tests/ui/impl-restriction/`
-Tests for `#![feature(impl_restriction)]`. See [Tracking issue for restrictions #105077
-](https://github.com/rust-lang/rust/issues/105077).
-
+Tests for `#![feature(impl_restriction)]`. See [Tracking issue for restrictions #105077](https://github.com/rust-lang/rust/issues/105077).
 
 ## `tests/ui/impl-trait/`
 
@@ -796,8 +794,7 @@ See [Type Layout | Reference](https://doc.rust-lang.org/reference/type-layout.ht
 
 ## `tests/ui/lazy-type-alias/`
 
-Tests for `#![feature(lazy_type_alias)]`. See [Tracking issue for lazy type aliases #112792
-](https://github.com/rust-lang/rust/issues/112792).
+Tests for `#![feature(lazy_type_alias)]`. See [Tracking issue for lazy type aliases #112792](https://github.com/rust-lang/rust/issues/112792).
 
 ## `tests/ui/lazy-type-alias-impl-trait/`
 
@@ -852,7 +849,7 @@ See:
 
 Tests exercising analysis for unused variables, unreachable statements, functions which are supposed to return a value but do not, as well as values moved elsewhere before they could be used by a function.
 
-**FIXME**: This seems unrelated to "liveness" as defined in the rustc compiler guide. Is this misleadingly named? https://rustc-dev-guide.rust-lang.org/borrow_check/region_inference/lifetime_parameters.html#liveness-and-universal-regions
+**FIXME**: This seems unrelated to "liveness" as defined in the rustc compiler guide. Is this misleadingly named? <https://rustc-dev-guide.rust-lang.org/borrow_check/region_inference/lifetime_parameters.html#liveness-and-universal-regions>
 
 ## `tests/ui/loop-match`
 

typos.toml

@@ -20,6 +20,7 @@ extend-exclude = [
 # right now. Entries should look like `mipsel = "mipsel"`.
 #
 # tidy-alphabetical-start
+anser = "anser" # an ANSI parsing package used by rust-analyzer
 arange = "arange" # short for A-range
 childs = "childs"
 clonable = "clonable"
@@ -29,10 +30,12 @@ makro = "makro" # deliberate misspelling to avoid `macro` keyword
 misformed = "misformed"
 moreso = "moreso"
 numer = "numer" # short for numerator, not a typo for "number"
+old-skool = "old-skool" # variant spelling of "old-school"
 optin = "optin" # short for opt-in
 publically = "publically"
 rplace = "rplace" # short for R-place
 splitted = "splitted"
+sythetic = "sythetic" # typo in vendored LLVM sources
 taits = "taits" # lowercase for TAITs (type alias impl trait)
 targetting = "targetting"
 unparseable = "unparseable"