2004-01-23  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/basic_string.tcc (insert(size_type,
	const _CharT*, size_type __n)): Fix length_error check.
	(replace(size_type, size_type, const _CharT*, size_type):
	Ditto; call _M_replace_safe.
	(_M_replace_aux(size_type, size_type, size_type, _CharT):
	Fix length_error check.
	(_M_replace(iterator, iterator, _InputIterator,
	_InputIterator)): Ditto, tweak.
	(_M_replace_safe(size_type, size_type, const _CharT*,
	size_type)): Remove length_error check.

	* include/bits/basic_string.tcc (append(const basic_string&),
	append(const basic_string&, size_type, size_type)): Tweak
	comment.

	* include/bits/basic_string.tcc (copy(_CharT*, size_type,
	size_type)): If __n == 0 don't call traits::copy.

From-SVN: r76476