From b415dc8325fe70e55055092c35b70f271322d191 Mon Sep 17 00:00:00 2001
From: Elliott Pierce <elliottjpierce2005@gmail.com>
Date: Sat, 31 May 2025 16:58:49 -0400
Subject: [PATCH] small perf improvement

---
 crates/bevy_ecs/src/entity/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/crates/bevy_ecs/src/entity/mod.rs b/crates/bevy_ecs/src/entity/mod.rs
index 80ad6d02e8..b19c1c2895 100644
--- a/crates/bevy_ecs/src/entity/mod.rs
+++ b/crates/bevy_ecs/src/entity/mod.rs
@@ -932,6 +932,8 @@ impl Entities {
         #[cold] // to help with branch prediction
         fn expand(meta: &mut Vec<EntityMeta>, len: usize) {
             meta.resize(len, EntityMeta::EMPTY);
+            // Set these up too while we're here.
+            meta.resize(meta.capacity(), EntityMeta::EMPTY);
         }
 
         let index = row.index() as usize;