[gcc/devel/rust/master] ast: refer correctly to arguments in docs-strings

[Thomas Schwinge <tschwinge@gcc.gnu.org>]

https://gcc.gnu.org/g:7486d6cda4205fd6df47caf5e9a9451f7d9f7705

commit 7486d6cda4205fd6df47caf5e9a9451f7d9f7705
Author: Jakub Dupak <dev@jakubdupak.com>
Date:   Fri Oct 28 17:27:16 2022 +0200

    ast: refer correctly to arguments in docs-strings
    
    Signed-off-by: Jakub Dupak <dev@jakubdupak.com>

Diff:
---
 gcc/rust/ast/rust-ast-dump.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gcc/rust/ast/rust-ast-dump.h b/gcc/rust/ast/rust-ast-dump.h
index fa8417d57a5..f63c214f41a 100644
--- a/gcc/rust/ast/rust-ast-dump.h
+++ b/gcc/rust/ast/rust-ast-dump.h
@@ -81,7 +81,7 @@ private:
   template <typename T> void visit (std::unique_ptr<T> &node);
 
   /**
-   * Visit all items in given collection, placing the separator in between but
+   * Visit all items in given @collection, placing the separator in between but
    * not at the end.
    * Start and end offset allow to visit only a "slice" from the collection.
    */
@@ -99,7 +99,7 @@ private:
   void visit_as_line (T &item, const std::string &trailing = "");
 
   /**
-   * Visit each item in a collection "as line".
+   * Visit each item in @collection "as line".
    *
    * @see visit_as_line
    */
@@ -107,7 +107,7 @@ private:
   void visit_items_as_lines (T &collection, const std::string &trailing = "");
 
   /**
-   * Visit each item in collection as lines inside a block delimited by braces
+   * Visit each item in @collection as lines inside a block delimited by braces
    * with increased indentation. Also includes special handling for empty
    * collection to print only the delimiters with no new line inside.
    */