From a777ec0d85f1d52ddf531931c7457a65961f0082 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Wed, 16 Nov 2022 16:30:39 -0800
Subject: [PATCH] YJIT: Shrink version lists after mutation (#6749)

---
 yjit/src/core.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/yjit/src/core.rs b/yjit/src/core.rs
index ad74067ea0..78b4cbdb0c 100644
--- a/yjit/src/core.rs
+++ b/yjit/src/core.rs
@@ -878,6 +878,7 @@ fn add_block_version(blockref: &BlockRef, cb: &CodeBlock) {
     let version_list = get_or_create_version_list(block.blockid);
 
     version_list.push(blockref.clone());
+    version_list.shrink_to_fit();
 
     // By writing the new block to the iseq, the iseq now
     // contains new references to Ruby objects. Run write barriers.