re PR libstdc++/9339 (filebuf::pubsetbuf(0, 0) doesn't turn off buffering)
2003-05-26 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/9339
* include/std/std_fstream.h (basic_filebuf::_M_overflow): Remove.
(_M_pback): No array necessary.
* include/bits/fstream.tcc (basic_filebuf::_M_overflow): Add
unbuffered case, coalesec into ...
(basic_filebuf::overflow): ...this.
* testsuite/27_io/basic_filebuf/sputn/char/9339.cc: New.
* testsuite/27_io/basic_filebuf/sputc/char/2.cc: Unbuffered.
From-SVN: r67175