From 65450e8f7daf59ca64a12ff1da0efdc0f4280dc1 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Tue, 20 Oct 2020 17:28:12 +0900
Subject: Call FrozenCore.make_shareable

---
 vm.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'vm.c')

diff --git a/vm.c b/vm.c
index c6f3344130..8ced733d5f 100644
--- a/vm.c
+++ b/vm.c
@@ -3176,6 +3176,12 @@ m_core_hash_merge_kwd(VALUE recv, VALUE hash, VALUE kw)
     return hash;
 }
 
+static VALUE
+m_core_make_shareable(VALUE recv, VALUE obj)
+{
+    return rb_obj_freeze(obj);
+}
+
 static VALUE
 core_hash_merge_kwd(VALUE hash, VALUE kw)
 {
@@ -3340,6 +3346,7 @@ Init_VM(void)
     rb_define_method_id(klass, id_core_raise, f_raise, -1);
     rb_define_method_id(klass, idProc, f_proc, 0);
     rb_define_method_id(klass, idLambda, f_lambda, 0);
+    rb_define_method(klass, "make_shareable", m_core_make_shareable, 1);
     rb_obj_freeze(fcore);
     RBASIC_CLEAR_CLASS(klass);
     rb_obj_freeze(klass);
-- 
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