From 647390308239fbf82d159ecd83ed8df090af518d Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Tue, 19 Sep 2023 14:09:04 +0900
Subject: [PATCH] [Bug #18257] Register the class path of FrozenCore to mark

ICLASS does not have the path usually, so it needs to be registered
separately.
---
 vm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vm.c b/vm.c
index 19eab3bcb7bf7b..792d1e5a5e0eff 100644
--- a/vm.c
+++ b/vm.c
@@ -3711,6 +3711,7 @@ Init_VM(void)
     RBASIC_CLEAR_CLASS(klass);
     rb_obj_freeze(klass);
     rb_gc_register_mark_object(fcore);
+    rb_gc_register_mark_object(rb_class_path_cached(fcore));
     rb_mRubyVMFrozenCore = fcore;
 
     /*