Handle async qualifier inside trait

Fixes Rust-GCC#2778 gcc/rust/ChangeLog: * parse/rust-parse-impl.h (Parser::parse_trait_impl_item): Handled `async` similar to `const` Signed-off-by: Kushal Pal <[email protected]>
braw-lee · Dec 15, 2023 · 0187d64 · 0187d64
1 parent 6c80746
commit 0187d64
Showing 1 changed file with 9 additions and 3 deletions.
diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
@@ -5761,7 +5761,8 @@ Parser<ManagedTokenSource>::parse_trait_impl_item ()
 
   // branch on next token:
   const_TokenPtr t = lexer.peek_token ();
-  switch (t->get_id ())
+  auto token_id = t->get_id ();
+  switch (token_id)
     {
     case SUPER:
     case SELF:
@@ -5784,6 +5785,7 @@ Parser<ManagedTokenSource>::parse_trait_impl_item ()
       // function or method
       return parse_trait_impl_function_or_method (visibility,
 						  std::move (outer_attrs));
+    case ASYNC:
     case CONST:
       // lookahead to resolve production - could be function/method or const
       // item
@@ -5793,7 +5795,11 @@ Parser<ManagedTokenSource>::parse_trait_impl_item ()
 	{
 	case IDENTIFIER:
 	case UNDERSCORE:
-	  return parse_const_item (visibility, std::move (outer_attrs));
+	  if (token_id == CONST)
+	    return parse_const_item (visibility, std::move (outer_attrs));
+	  // else if token_id == ASYNC
+	  return parse_async_item (visibility, std::move (outer_attrs));
+
 	case UNSAFE:
 	case EXTERN_KW:
 	case FN_KW:
@@ -10584,7 +10590,7 @@ Parser<ManagedTokenSource>::parse_pattern ()
     {
       lexer.skip_token ();
       alts.push_back (parse_pattern_no_alt ());
-    }
+  }
   while (lexer.peek_token ()->get_id () == PIPE);
 
   /* alternates */