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Auto merge of #116889 - MU001999:master, r=petrochenkov

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Eat close paren if capture_cfg to avoid unbalanced parens

Fixes #116781
This commit is contained in:
bors 2023-10-29 16:46:47 +00:00
commit 88ae8c9385
3 changed files with 26 additions and 0 deletions
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2
compiler/rustc_parse/src/parser/item.rs
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@ -2501,9 +2501,11 @@ 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).