[COMMITTED 16/41] gccrs: Make Attribute parent class Visitable public

[arthur.cohen@embecosm.com]

From: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

These changes allows interfacing with attributes as a Visitable node.

gcc/rust/ChangeLog:

	* ast/rust-ast.h (class Attribute): Make visitable parent class public.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
---
 gcc/rust/ast/rust-ast.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/rust/ast/rust-ast.h b/gcc/rust/ast/rust-ast.h
index 2185f4b031f..47587a162d4 100644
--- a/gcc/rust/ast/rust-ast.h
+++ b/gcc/rust/ast/rust-ast.h
@@ -566,7 +566,7 @@ protected:
 
 // aka Attr
 // Attribute AST representation
-class Attribute : Visitable
+class Attribute : public Visitable
 {
   SimplePath path;
 
-- 
2.50.1