usa	2016-07-07 00:07:44 +0900 (Thu, 07 Jul 2016)

  New Revision: 55599

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55599

  Log:
    * bignum.c (Init_Bignum): revert a part of previous commit (r55598),
      because the implementation of Object#hash is a little difference from
      trunk.  cf. [Backport #12391]

  Modified files:
    branches/ruby_2_2/ChangeLog
    branches/ruby_2_2/bignum.c
    branches/ruby_2_2/version.h
Index: ruby_2_2/version.h
===================================================================
--- ruby_2_2/version.h	(revision 55598)
+++ ruby_2_2/version.h	(revision 55599)
@@ -1,10 +1,10 @@ https://github.com/ruby/ruby/blob/trunk/ruby_2_2/version.h#L1
 #define RUBY_VERSION "2.2.6"
-#define RUBY_RELEASE_DATE "2016-07-06"
-#define RUBY_PATCHLEVEL 341
+#define RUBY_RELEASE_DATE "2016-07-07"
+#define RUBY_PATCHLEVEL 342
 
 #define RUBY_RELEASE_YEAR 2016
 #define RUBY_RELEASE_MONTH 7
-#define RUBY_RELEASE_DAY 6
+#define RUBY_RELEASE_DAY 7
 
 #include "ruby/version.h"
 
Index: ruby_2_2/bignum.c
===================================================================
--- ruby_2_2/bignum.c	(revision 55598)
+++ ruby_2_2/bignum.c	(revision 55599)
@@ -6780,6 +6780,15 @@ rb_big_aref(VALUE x, VALUE y) https://github.com/ruby/ruby/blob/trunk/ruby_2_2/bignum.c#L6780
     return (xds[s1] & bit) ? INT2FIX(1) : INT2FIX(0);
 }
 
+/*
+ * call-seq:
+ *   big.hash   -> fixnum
+ *
+ * Compute a hash based on the value of _big_.
+ *
+ * See also Object#hash.
+ */
+
 VALUE
 rb_big_hash(VALUE x)
 {
@@ -7019,6 +7028,7 @@ Init_Bignum(void) https://github.com/ruby/ruby/blob/trunk/ruby_2_2/bignum.c#L7028
     rb_define_method(rb_cBignum, "<=", big_le, 1);
     rb_define_method(rb_cBignum, "===", rb_big_eq, 1);
     rb_define_method(rb_cBignum, "eql?", rb_big_eql, 1);
+    rb_define_method(rb_cBignum, "hash", rb_big_hash, 0);
     rb_define_method(rb_cBignum, "to_f", rb_big_to_f, 0);
     rb_define_method(rb_cBignum, "abs", rb_big_abs, 0);
     rb_define_method(rb_cBignum, "magnitude", rb_big_abs, 0);
Index: ruby_2_2/ChangeLog
===================================================================
--- ruby_2_2/ChangeLog	(revision 55598)
+++ ruby_2_2/ChangeLog	(revision 55599)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ruby_2_2/ChangeLog#L1
+Thu Jul  7 00:05:00 2016  NAKAMURA Usaku  <usa@r...>
+
+	* bignum.c (Init_Bignum): revert a part of previous commit (r55598),
+	  because the implementation of Object#hash is a little difference from
+	  trunk.  cf. [Backport #12391]
+
 Wed Jul  6 23:02:03 2016  Kenta Murata  <mrkn@m...>
 
 	* bignum.c (rb_big_hash): make it public function to be available in

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