Auto merge of rust-lang#93921 - matthiaskrgr:rollup-wn3jlxj, r=matthiaskrgr

Rollup of 10 pull requests

Successful merges:

 - rust-lang#90955 (Rename `FilenameTooLong` to `InvalidFilename` and also use it for Windows' `ERROR_INVALID_NAME`)
 - rust-lang#91607 (Make `span_extend_to_prev_str()` more robust)
 - rust-lang#92895 (Remove some unused functionality)
 - rust-lang#93635 (Add missing platform-specific information on current_dir and set_current_dir)
 - rust-lang#93660 (rustdoc-json: Add some tests for typealias item)
 - rust-lang#93782 (Split `pauth` target feature)
 - rust-lang#93868 (Fix incorrect register conflict detection in asm!)
 - rust-lang#93888 (Implement `AsFd` for `&T` and `&mut T`.)
 - rust-lang#93909 (Fix typo: explicitely -> explicitly)
 - rust-lang#93910 (fix mention of moved function in `rustc_hir` docs)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

compiler/rustc_ast_lowering/src/asm.rs

@@ -373,7 +373,9 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
                                     err.emit();
                                 }
                                 Entry::Vacant(v) => {
-                                    v.insert(idx);
+                                    if r == reg {
+                                        v.insert(idx);
+                                    }
                                 }
                             }
                         };

compiler/rustc_builtin_macros/src/standard_library_imports.rs

@@ -11,7 +11,6 @@ pub fn inject(
     mut krate: ast::Crate,
     resolver: &mut dyn ResolverExpand,
     sess: &Session,
-    alt_std_name: Option<Symbol>,
 ) -> ast::Crate {
     let edition = sess.parse_sess.edition;
 
@@ -53,7 +52,7 @@ pub fn inject(
                 span,
                 ident,
                 vec![cx.attribute(cx.meta_word(span, sym::macro_use))],
-                ast::ItemKind::ExternCrate(alt_std_name),
+                ast::ItemKind::ExternCrate(None),
             ),
         );
     }