Style nit: replace `for_each` & `return` with `for` & `continue`

Co-Authored-By: Joshua Nelson <jyn514@gmail.com>

library/std/src/prelude/v1.rs

@@ -41,17 +41,17 @@ pub use crate::result::Result::{self, Err, Ok};
 pub use core::prelude::v1::{
     asm, assert, cfg, column, compile_error, concat, concat_idents, env, file, format_args,
     format_args_nl, global_asm, include, include_bytes, include_str, line, llvm_asm, log_syntax,
-    module_path, option_env, stringify, trace_macros,
+    module_path, option_env, stringify, trace_macros, Clone, Copy, Debug, Default, Eq, Hash, Ord,
+    PartialEq, PartialOrd,
 };
 
-// FIXME: Attribute and derive macros are not documented because for them rustdoc generates
+// FIXME: Attribute and internal derive macros are not documented because for them rustdoc generates
 // dead links which fail link checker testing.
 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
 #[allow(deprecated)]
 #[doc(hidden)]
 pub use core::prelude::v1::{
-    bench, global_allocator, test, test_case, Clone, Copy, Debug, Default, Eq, Hash, Ord,
-    PartialEq, PartialOrd, RustcDecodable, RustcEncodable,
+    bench, global_allocator, test, test_case, RustcDecodable, RustcEncodable,
 };
 
 #[unstable(

src/librustdoc/clean/inline.rs

@@ -169,7 +169,17 @@ crate fn record_extern_fqn(cx: &DocContext<'_>, did: DefId, kind: clean::TypeKin
         if !s.is_empty() { Some(s) } else { None }
     });
     let fqn = if let clean::TypeKind::Macro = kind {
-        vec![crate_name, relative.last().expect("relative was empty")]
+        // Check to see if it is a macro 2.0 or built-in macro
+        if matches!(
+            cx.enter_resolver(|r| r.cstore().load_macro_untracked(did, cx.sess())),
+            LoadedMacro::MacroDef(def, _)
+                if matches!(&def.kind, ast::ItemKind::MacroDef(def)
+                    if !def.macro_rules)
+        ) {
+            once(crate_name).chain(relative).collect()
+        } else {
+            vec![crate_name, relative.last().expect("relative was empty")]
+        }
     } else {
         once(crate_name).chain(relative).collect()
     };

src/librustdoc/visit_ast.rs

@@ -73,16 +73,15 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
         // In the case of macros 2.0 (`pub macro`), and for built-in `derive`s or attributes as
         // well (_e.g._, `Copy`), these are wrongly bundled in there too, so we need to fix that by
         // moving them back to their correct locations.
-        krate.exported_macros.iter().for_each(|def| {
-            let visit_macro = || self.visit_local_macro(def, None);
+        'exported_macros: for def in krate.exported_macros {
             // The `def` of a macro in `exported_macros` should correspond to either:
             //  - a `#[macro-export] macro_rules!` macro,
             //  - a built-in `derive` (or attribute) macro such as the ones in `::core`,
             //  - a `pub macro`.
             // Only the last two need to be fixed, thus:
             if def.ast.macro_rules {
-                top_level_module.macros.push(visit_macro());
-                return;
+                top_level_module.macros.push((def, None));
+                continue 'exported_macros;
             }
             let tcx = self.cx.tcx;
             /* Because of #77828 we cannot do the simpler:
@@ -104,7 +103,7 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
                         // `fn f() { pub macro m() {} }`
                         // then the item is not accessible, and should thus act as if it didn't
                         // exist (unless "associated macros" (inside an `impl`) were a thing…).
-                        return;
+                        continue 'exported_macros;
                     }
                 };
                 cur_mod = cur_mod
@@ -113,8 +112,8 @@ impl<'a, 'tcx> RustdocVisitor<'a, 'tcx> {
                     .find(|module| module.name == Some(path_segment_ty_ns))
                     .unwrap();
             }
-            cur_mod.macros.push(visit_macro());
-        });
+            cur_mod.macros.push((def, None));
+        }
 
         self.cx.renderinfo.get_mut().exact_paths = self.exact_paths;