From 91aadf030548214da5a8f39a1b1dbd21db125625 Mon Sep 17 00:00:00 2001
From: Mazdak Farrokhzad <twingoow@gmail.com>
Date: Wed, 13 Nov 2019 19:32:12 +0100
Subject: find_deprecation: deprecation attr may be ill-formed meta.

---
 src/libsyntax/attr/builtin.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax')

diff --git a/src/libsyntax/attr/builtin.rs b/src/libsyntax/attr/builtin.rs
index 2b759c205f5..75e0c141159 100644
--- a/src/libsyntax/attr/builtin.rs
+++ b/src/libsyntax/attr/builtin.rs
@@ -665,7 +665,10 @@ fn find_deprecation_generic<'a, I>(sess: &ParseSess,
             break
         }
 
-        let meta = attr.meta().unwrap();
+        let meta = match attr.meta() {
+            Some(meta) => meta,
+            None => continue,
+        };
         depr = match &meta.kind {
             MetaItemKind::Word => Some(Deprecation { since: None, note: None }),
             MetaItemKind::NameValue(..) => {
-- 
cgit 1.4.1-3-g733a5