From 527b1f3c2fb478cf30c9b33e945da2adaf29b6e0 Mon Sep 17 00:00:00 2001
From: Takayuki Maeda <takoyaki0316@gmail.com>
Date: Wed, 9 Mar 2022 12:59:46 +0900
Subject: [PATCH] initialize unclosed_delims field

---
 compiler/rustc_parse/src/parser/path.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/rustc_parse/src/parser/path.rs b/compiler/rustc_parse/src/parser/path.rs
index 0bccf4dc2cef6..750d7cce0c0e7 100644
--- a/compiler/rustc_parse/src/parser/path.rs
+++ b/compiler/rustc_parse/src/parser/path.rs
@@ -626,6 +626,7 @@ impl<'a> Parser<'a> {
             // Parse type argument.
             let is_const_fn = self.look_ahead(1, |t| t.kind == token::OpenDelim(token::Paren));
             let mut snapshot = self.clone();
+            snapshot.unclosed_delims = vec![];
             match self.parse_ty() {
                 Ok(ty) => GenericArg::Type(ty),
                 Err(err) => {