From f21b10d75faf70412a356f4ce455fff19f2c095a Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 7 Aug 2016 09:08:29 +0000
Subject: deprecate TRUE,FALSE,NIL

* object.c (InitVM_Object): deprecate toplevel constants TRUE,
  FALSE, and NIL.  [Feature #12574]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55824 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 object.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'object.c')

diff --git a/object.c b/object.c
index c58a46b293..d09c2444aa 100644
--- a/object.c
+++ b/object.c
@@ -3613,6 +3613,14 @@ InitVM_Object(void)
      * An alias of +false+
      */
     rb_define_global_const("FALSE", Qfalse);
+
+    {
+	VALUE names[3];
+	names[0] = ID2SYM(rb_intern_const("TRUE"));
+	names[1] = ID2SYM(rb_intern_const("FALSE"));
+	names[2] = ID2SYM(rb_intern_const("NIL"));
+	rb_mod_deprecate_constant(3, names, rb_cObject);
+    }
 }
 
 void
-- 
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