* gc.c (gc_prepare_free_objects, rest_sweep, lazy_sweep): fix position
  of `during_gc' setting.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40886 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
win32.c: extract setup_overlapped and finish_overlapped

* win32/win32.c (setup_overlapped, finish_overlapped): extract from
  rb_w32_read() and rb_w32_write().


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40887 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
win32.c: check error of SetFilePointer

* win32/win32.c (setup_overlapped): check the error code in addition
  to the result of SetFilePointer() to determine if an error occurred,
  because INVALID_SET_FILE_POINTER is a valid value.
  [ruby-core:55098] [Bug #8431]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40888 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
gc.c: use size_t and no header if next_index == 0

* gc.c (gc_profile_dump_on): use size_t to get rid of overflow and
  show the header when next_index > 0, instead of next_index != 1.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40889 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* vm_dump.c (rb_vm_bugreport): limit class name length.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40890 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* vm_dump.c (rb_vm_bugreport): show name of class and module.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Fix test failure of binmode from r40879

http://ruby-mswin.cloudapp.net/vc10-x64/ruby-trunk/log/20130521T131601Z.log.html.gz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Add NEWS for r40879: Digest::Class.file

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40893 b2dd03c8-39d4-4d8f-98ff-823fe69b080e