Fix pub unit type parsing

Public unit types where not parsed correctly due to visibility specifiers within parenthesis. Fixes #2648. gcc/rust/ChangeLog: * parse/rust-parse-impl.h (Parser::parse_visibility): Relax constraints over public visibility return condition in order to accept pub unit types. Signed-off-by: Pierre-Emmanuel Patry <[email protected]>
Rust-GCC · Oct 16, 2023 · 1815409 · 1815409
1 parent 2b4eb39
commit 1815409
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
@@ -2296,8 +2296,11 @@ Parser<ManagedTokenSource>::parse_visibility ()
   auto vis_loc = lexer.peek_token ()->get_locus ();
   lexer.skip_token ();
 
-  // create simple pub visibility if no parentheses
-  if (lexer.peek_token ()->get_id () != LEFT_PAREN)
+  // create simple pub visibility if
+  // - found no parentheses
+  // - found unit type `()`
+  if (lexer.peek_token ()->get_id () != LEFT_PAREN
+      || lexer.peek_token (1)->get_id () == RIGHT_PAREN)
     {
       return AST::Visibility::create_public (vis_loc);
       // or whatever