From f6b9a0feafe9d3f598867cbb5d1a1dbbb8ba91a6 Mon Sep 17 00:00:00 2001
From: hsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 17 Feb 2015 01:47:28 +0000
Subject: * hash.c: Added docs to explain that #include? and #member? do not  
 check member equality * lib/set.rb: ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49616 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog  | 6 ++++++
 hash.c     | 4 ++++
 lib/set.rb | 5 +++++
 3 files changed, 15 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 081bb0af31..c2012f93fd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Feb 17 10:47:20 2015  Iain Beeston  <iain.beeston@gmail.com>
+
+	* hash.c: Added docs to explain that #include? and #member? do not
+	  check member equality
+	* lib/set.rb: ditto
+
 Mon Feb 16 20:58:49 2015  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* compile.c (compile_massign): optimization for special case,
diff --git a/hash.c b/hash.c
index 454ded20fd..3ef6668f5f 100644
--- a/hash.c
+++ b/hash.c
@@ -1920,6 +1920,10 @@ rb_hash_values(VALUE hash)
  *     h.has_key?("a")   #=> true
  *     h.has_key?("z")   #=> false
  *
+ *  Note that <code>include?</code> and <code>member?</code> do not test member
+ *  equality using <code>==</code> as do other Enumerables.
+ *
+ *  See also Enumerable#include?
  */
 
 VALUE
diff --git a/lib/set.rb b/lib/set.rb
index a3f185538f..59d70e82ca 100644
--- a/lib/set.rb
+++ b/lib/set.rb
@@ -208,6 +208,11 @@ class Set
   end
 
   # Returns true if the set contains the given object.
+  #
+  # Note that <code>include?</code> and <code>member?</code> do not test member
+  # equality using <code>==</code> as do other Enumerables.
+  #
+  # See also Enumerable#include?
   def include?(o)
     @hash[o]
   end
-- 
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