2014-08-19 Yaakov Selkowitz <yselkowi@redhat.com>

2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>
	Kai Tietz  <ktietz@redhat.com>

	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_THREAD_ATEXIT_WIN32):
	Define.
	* config/os/newlib/os_defines.h (_GLIBCXX_THREAD_ATEXIT_WIN32):
	Ditto.
	* libsupc++/atexit_thread.cc [_GLIBCXX_THREAD_ATEXIT_WIN32]:
	#include <windows.h>.
	(struct elt): Add dll member.
	(run): Decrement dll refcount.
	(__cxxabiv1::__cxa_thread_atexit): Increment dll refcount.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214163 138bc75d-0d04-0410-961f-82ee72b054a4