From 60c924770d6f0ce05c04c8c0a60a9bf23c79d85f Mon Sep 17 00:00:00 2001
From: Jean Boussier <byroot@ruby-lang.org>
Date: Mon, 6 Feb 2023 23:18:34 +0100
Subject: Mark Encoding as Write Barrier protected

It doesn't even have a mark function.
It's only about a hundred objects, but not reason
to scan them every time.
---
 encoding.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'encoding.c')

diff --git a/encoding.c b/encoding.c
index 469ec47db5..8bfab73177 100644
--- a/encoding.c
+++ b/encoding.c
@@ -102,7 +102,7 @@ static rb_encoding *global_enc_ascii,
 static const rb_data_type_t encoding_data_type = {
     "encoding",
     {0, 0, 0,},
-    0, 0, RUBY_TYPED_FREE_IMMEDIATELY
+    0, 0, RUBY_TYPED_FREE_IMMEDIATELY | RUBY_TYPED_WB_PROTECTED
 };
 
 #define is_data_encoding(obj) (RTYPEDDATA_P(obj) && RTYPEDDATA_TYPE(obj) == &encoding_data_type)
-- 
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