re PR libstdc++/26181 (istream::operator>>(streambuf*) fails to set eofbit)

re PR libstdc++/26181 (istream::operator>>(streambuf*) fails to set eofbit)

2006-10-02  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/26181
	* include/bits/streambuf.tcc (__copy_streambufs_eof): New, like
	the existing __copy_streambufs but reporting eof in input.
	(__copy_streambufs): Just use the latter.
	* src/streambuf.cc (__copy_streambufs_eof): Adjust specializations
	of __copy_streambufs.
	* include/bits/istream.tcc (operator>>(__streambuf_type*)): Use
	__copy_streambufs_eof instead.
	* include/std/std_streambuf.h: Adjust.
	* src/streambuf-inst.cc: Adjust.
	* config/abi/pre/gnu.ver: Export the new symbols.
	* testsuite/27_io/basic_istream/extractors_other/char/26181.cc: New.
	* testsuite/27_io/basic_istream/extractors_other/wchar_t/26181.cc:
	Likewise.
	* testsuite/27_io/basic_istream/extractors_other/char/1.cc: Adjust.
	* testsuite/27_io/basic_istream/extractors_other/wchar_t/1.cc:
	Likewise.

From-SVN: r110841