From fe00cfef57fcd54d89a09b69819eb66cf90edf70 Mon Sep 17 00:00:00 2001 From: Mu001999 Date: Sat, 28 Oct 2023 08:53:51 +0800 Subject: restore snapshot when parse_param_general --- compiler/rustc_parse/src/parser/item.rs | 2 ++ 1 file changed, 2 insertions(+) (limited to 'compiler/rustc_parse/src/parser') diff --git a/compiler/rustc_parse/src/parser/item.rs b/compiler/rustc_parse/src/parser/item.rs index 982f601c0d5..a4aaf9290dc 100644 --- a/compiler/rustc_parse/src/parser/item.rs +++ b/compiler/rustc_parse/src/parser/item.rs @@ -2494,9 +2494,11 @@ impl<'a> Parser<'a> { // Parse the arguments, starting out with `self` being allowed... let (mut params, _) = self.parse_paren_comma_seq(|p| { p.recover_diff_marker(); + let snapshot = p.create_snapshot_for_diagnostic(); let param = p.parse_param_general(req_name, first_param).or_else(|mut e| { e.emit(); let lo = p.prev_token.span; + p.restore_snapshot(snapshot); // Skip every token until next possible arg or end. p.eat_to_tokens(&[&token::Comma, &token::CloseDelim(Delimiter::Parenthesis)]); // Create a placeholder argument for proper arg count (issue #34264). -- cgit 1.4.1-3-g733a5