2003-03-08  Jerry Quinn  <jlquinn@optonline.net>

	PR libstdc++/9561
	* include/bits/basic_ios.h (_M_setstate): New.
	* include/bits/ostream.tcc (operator<<): Use it.
	* include/bits/istream.tcc (operator>>): Use it.
	* include/std/std_ostream.h (operator<<): Make friends.
	* include/std/std_istream.h (operator>>): Make friends.
	* testsuite/27_io/ostream_exception.cc,
	testsuite/27_io/istream_exception.cc: New tests.

From-SVN: r64021