From c46468d77315475c25d68f30dacfccdf1b08498f Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 20 Feb 2002 04:31:50 +0000
Subject: * hash.c (rb_any_cmp): should handle Qundef in keys.

* eval.c (remove_method): should not remove a empty method to
  implement "undef".

* eval.c (rb_eval): should allow singleton class def for
  true/false/nil.

* parse.y (str_extend): backslash escape was done wrong.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2102 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 hash.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'hash.c')

diff --git a/hash.c b/hash.c
index 8234db2b25..dda50abe12 100644
--- a/hash.c
+++ b/hash.c
@@ -70,6 +70,7 @@ rb_any_cmp(a, b)
     if (SYMBOL_P(a) && SYMBOL_P(b)) {
 	return a != b;
     }
+    if (a == Qundef || b == Qundef) return -1;
 
     args[0] = a;
     args[1] = b;
-- 
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