re PR libstdc++/6750 (ofstream incorrectly sets failbit (severe regression))

re PR libstdc++/6750 (ofstream incorrectly sets failbit (severe regression))

2002-05-24  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/6750
	* include/bits/ostream.tcc (ostream::operator<<(const char*)): Fix
	for empty string literal.
	(ostream::operator<<(const _CharT*)): Same.
	(ostream<char>::operator<<(const char*)): Same.
	(ostream<char>::operator<<(streambuf*)): Same.
	* testsuite/27_io/ostream_inserter_char.cc (test08): Add tests.
	* testsuite/27_io/ostream_inserter_other.cc (test02): Modify.

From-SVN: r53839