[gcc/devel/rust/master] Add const getter for tokentrees

[Thomas Schwinge via Gcc-cvs]

https://gcc.gnu.org/g:b5118d1a6aa6dc2256d3f4620eb3185389531689

commit b5118d1a6aa6dc2256d3f4620eb3185389531689
Author: Pierre-Emmanuel Patry <pierre-emmanuel.pa...@embecosm.com>
Date:   Wed Sep 6 14:09:25 2023 +0200

    Add const getter for tokentrees
    
    We often need to retrieve the underlying tokentree without modifying it,
    this getter will help achieve this.
    
    gcc/rust/ChangeLog:
    
            * ast/rust-ast.h: Add const getter.
    
    Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.pa...@embecosm.com>

Diff:
---
 gcc/rust/ast/rust-ast.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gcc/rust/ast/rust-ast.h b/gcc/rust/ast/rust-ast.h
index e5cadb673148..a2d088e05947 100644
--- a/gcc/rust/ast/rust-ast.h
+++ b/gcc/rust/ast/rust-ast.h
@@ -901,6 +901,11 @@ public:
     return token_trees;
   }
 
+  const std::vector<std::unique_ptr<TokenTree>> &get_token_trees () const
+  {
+    return token_trees;
+  }
+
   DelimType get_delim_type () const { return delim_type; }
 };