From 7abbc9c8b2c638752e2a6b0913ed1e93e14d21ba Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Mon, 8 Sep 2025 16:10:37 +0200
Subject: avoid calling insert_presorted more than once

---
 compiler/rustc_data_structures/src/sorted_map.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'compiler/rustc_data_structures/src')

diff --git a/compiler/rustc_data_structures/src/sorted_map.rs b/compiler/rustc_data_structures/src/sorted_map.rs
index c3c173b3fc4..15e3e6ea4c3 100644
--- a/compiler/rustc_data_structures/src/sorted_map.rs
+++ b/compiler/rustc_data_structures/src/sorted_map.rs
@@ -249,7 +249,7 @@ impl<K: Ord, V> SortedMap<K, V> {
             }
         };
 
-        // Insert the rest
+        // Insert the rest. This is super inefficicent since each insertion copies the entire tail.
         for (k, v) in elements {
             self.insert(k, v);
         }
-- 
cgit 1.4.1-3-g733a5