re PR libstdc++/12352 (Exception safety problems in src/localename.cc)

re PR libstdc++/12352 (Exception safety problems in src/localename.cc)

2004-01-19  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/12352
	PR libstdc++/12438
	* include/bits/locale_classes.h (locale::locale(const locale&,
	_Facet*)): Don't leak memory on exception.
	* include/bits/locale_facets.tcc (locale::combine(const locale&)):
	Likewise.
	* src/locale.cc (locale::locale(const char*)): Likewise.
	* src/localename.cc (locale::_Impl::~_Impl(),
	locale::_Impl::_Impl(const _Impl&, size_t),
	locale::_Impl::_Impl(const char*, size_t)): Likewise.
	(locale::_Impl::_M_replace_categories(const _Impl*, category):
	Tweak.

From-SVN: r76124