istream.cc (basic_istream<char>::ignore(streamsize), [...]): At the end, first check...

istream.cc (basic_istream<char>::ignore(streamsize), [...]): At the end, first check _M_gcount vs __n.

2005-01-05  Paolo Carlini  <pcarlini@suse.de>

	* src/istream.cc (basic_istream<char>::ignore(streamsize),
	basic_istream<char>::ignore(streamsize, int_type),
	basic_istream<wchar_t>::ignore(streamsize),
	basic_istream<wchar_t>::ignore(streamsize, int_type)): At the end,
	first check _M_gcount vs __n.
	* include/bits/istream.tcc (ignore(streamsize), ignore(streamsize,
	int_type)): Likewise.
	* testsuite/27_io/basic_istream/ignore/char/4.cc: New.
	* testsuite/27_io/basic_istream/ignore/wchar_t/4.cc: Likewise.

From-SVN: r92947