kronos

class X < Hash
  attr_reader :x
  def initialize
    @x = nil
  end
  
  def some_method
    @x = 2
  end
end

kronos

diff --git a/kernel/common/hash.rb b/kernel/common/hash.rb
index fe7c1ff..b095c26 100644
--- a/kernel/common/hash.rb
+++ b/kernel/common/hash.rb
@@ -253,6 +253,7 @@ class Hash
 
   def dup
     hash = self.class.new
+    hash.copy_object self
     hash.send :initialize_copy, self

kronos

irb(main):005:0> Object.not_a_method
NoMethodError: no method 'not_a_method' on Object (Class)
   from Kernel(Class)#not_a_method (method_missing) at kernel/delta/kernel.rb:83
   from (irb):5
irb(main):006:0> exit
kronos:rubinius kronos$ rvm use 1.8.7

Now using ruby 1.8.7 p248

kronos:rubinius kronos$ irb

kronos

From 3869db5ed39a82048131b381993860d4357941b4 Mon Sep 17 00:00:00 2001
From: Ivan Samsonov <[email protected]>
Date: Mon, 22 Mar 2010 08:32:54 +0300
Subject: [PATCH] Doesn't undef method __metaclass__ because we need it on rubinius

---
 lib/sequel/sql.rb |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/sequel/sql.rb b/lib/sequel/sql.rb

kronos

  it "return the basename for edge cases" do
    File.basename("").should == ""
    File.basename(".").should == "."
    File.basename("..").should == ".."
    platform_is_not :windows do
      File.basename("//foo/").should == "foo"
      File.basename("//foo//").should == "foo"
    end
    File.basename("foo/").should == "foo"
    File.basename("foo.rb/", '.rb').should == "foo" # new line

kronos

  it "ignores a trailing directory seperator" do
    File.basename("foo.rb/", '.rb').should == "foo"
    File.basename("bar.rb///", '.*').should == "bar"
  end

kronos

  Integer* Bignum::right_shift(STATE, Fixnum* bits) {
    NMP;
    int shift = bits->to_native();

kronos

diff --git a/vm/builtin/bignum.cpp b/vm/builtin/bignum.cpp
index 92b6d7f..1cd2205 100644
--- a/vm/builtin/bignum.cpp
+++ b/vm/builtin/bignum.cpp
@@ -663,7 +663,7 @@ namespace rubinius {
 
   Integer* Bignum::right_shift(STATE, Fixnum* bits) {
     NMP;
-    int shift = bits->to_native();
+    native_int shift = bits->to_native();

kronos

diff --git a/vm/builtin/bignum.cpp b/vm/builtin/bignum.cpp
index 163f207..23cb377 100644
--- a/vm/builtin/bignum.cpp
+++ b/vm/builtin/bignum.cpp
@@ -96,24 +96,6 @@ namespace rubinius {
       return res;
   }
 
-  static void twos_complement(mp_int *a)
-  {

kronos

diff --git a/kernel/common/process.rb b/kernel/common/process.rb
index c97dade..c576f06 100644
--- a/kernel/common/process.rb
+++ b/kernel/common/process.rb
@@ -653,6 +653,7 @@ module Kernel
       end
 
       Process.waitpid(pid)
+      read.close
       return output