iseq.c (iseq_memsize): reimplement for wrapper

* iseq.c (iseq_memsize): reimplement for wrapper
  (param_keyword_size): extracted from iseq_memsize
  (iseqw_mark): new mark function
  (iseqw_data_type): new data type
  (iseqw_new): wrap as iseqw_data_type
  (iseqw_check): adjust for wrapper
  (Init_ISeq): remove iseqw_iseq_key initialization
* test/objspace/test_objspace.rb: new test
  [ruby-core:70344] [Feature #11435]

v2 changes:
- added RUBY_TYPED_WB_PROTECTED and write barrier
- account for rb_call_info_kw_arg_t entries

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51547 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/test/objspace/test_objspace.rb b/test/objspace/test_objspace.rb
index 01f31cc784..3036b879bb 100644
--- a/test/objspace/test_objspace.rb
+++ b/test/objspace/test_objspace.rb
@@ -88,6 +88,12 @@ class TestObjSpace < Test::Unit::TestCase
     assert_not_empty(res)
   end
 
+  def test_memsize_of_iseq
+    iseqw = RubyVM::InstructionSequence.compile('def a; a = :b; end')
+    base_obj_size = ObjectSpace.memsize_of(Object.new)
+    assert_operator(ObjectSpace.memsize_of(iseqw), :>, base_obj_size)
+  end
+
   def test_reachable_objects_from
     assert_separately %w[--disable-gem -robjspace], __FILE__, __LINE__, <<-'eom'
     assert_equal(nil, ObjectSpace.reachable_objects_from(nil))