hide iseq operand object for duphash. [Bug #15440]

* compile.c (compile_array): hide source Hash object.

* hash.c (rb_hash_resurrect): introduced to dup Hash object
  using rb_cHash.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66466 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 6 deletions

diff --git a/test/ruby/test_literal.rb b/test/ruby/test_literal.rb
index 2f3016e249..3bb2aed65b 100644
--- a/test/ruby/test_literal.rb
+++ b/test/ruby/test_literal.rb
@@ -290,12 +290,10 @@ class TestRubyLiteral < Test::Unit::TestCase
         {0=>1,1=>4,2=>17}
       end
 
-      assert_not_include frozen_hash_literal_arg, 3
-      assert_raise(FrozenError) do
-        ObjectSpace.each_object(Hash) do |a|
-          if a.class == Hash and !a.default_proc and a.size == 3
-            a[3] = 8 if a[0] == 1 and a[1] == 4 and a[2] == 17
-          end
+      ObjectSpace.each_object(Hash) do |a|
+        if a.class == Hash and !a.default_proc and a.size == 3
+          # should not be found.
+          raise
         end
       end
       assert_not_include frozen_hash_literal_arg, 3