From 7edd1d8799aff9d4dfea72e37c500ec8fdb0afb8 Mon Sep 17 00:00:00 2001
From: Oli Scherer <git-spam-no-reply9815368754983@oli-obk.de>
Date: Tue, 14 Mar 2023 12:16:19 +0000
Subject: Replace another lock with an append-only vec

---
 compiler/rustc_data_structures/src/sync/vec.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'compiler/rustc_data_structures/src/sync')

diff --git a/compiler/rustc_data_structures/src/sync/vec.rs b/compiler/rustc_data_structures/src/sync/vec.rs
index 99de33685f6..64b0aff6ca2 100644
--- a/compiler/rustc_data_structures/src/sync/vec.rs
+++ b/compiler/rustc_data_structures/src/sync/vec.rs
@@ -76,3 +76,19 @@ impl<T: Copy> AppendOnlyVec<T> {
         return self.vec.get(i);
     }
 }
+
+impl<T: Copy + PartialEq> AppendOnlyVec<T> {
+    pub fn contains(&self, val: T) -> bool {
+        for i in 0.. {
+            match self.get(i) {
+                None => return false,
+                Some(v) => {
+                    if val == v {
+                        return true;
+                    }
+                }
+            }
+        }
+        false
+    }
+}
-- 
cgit 1.4.1-3-g733a5