locale.cc (locale::locale(const char*)): Deal with locales named "".

2001-12-13  Benjamin Kosnik  <bkoz@redhat.com>

	libstdc++/3679
	* src/locale.cc (locale::locale(const char*)): Deal with locales
	named "".
	* testsuite/22_locale/ctor_copy_dtor.cc (test01): Modify.

From-SVN: r47968

libstdc++-v3/ChangeLog

+2001-12-13  Benjamin Kosnik  <bkoz@redhat.com>
+
+	libstdc++/3679
+	* src/locale.cc (locale::locale(const char*)): Deal with locales
+	named "".
+	* testsuite/22_locale/ctor_copy_dtor.cc (test01): Modify.
+	
 2001-12-12  Paolo Carlini  <pcarlini@unitus.it>
 
 	* include/ext/ropeimpl.h (rope::_S_leaf_concat_char_iter,

libstdc++-v3/src/locale.cc

@@ -204,6 +204,8 @@ namespace std
 	_S_initialize(); 
 	if (strcmp(__s, "C") == 0 || strcmp(__s, "POSIX") == 0)
 	  (_M_impl = _S_classic)->_M_add_reference();
+	else if (strcmp(__s, "") == 0)
+	  _M_impl = new _Impl(setlocale(LC_ALL, __s), 1);
 	else
 	  _M_impl = new _Impl(__s, 1);
       }

libstdc++-v3/testsuite/22_locale/ctor_copy_dtor.cc

@@ -126,7 +126,7 @@ void test01()
   locale loc07("");
   VERIFY (loc07 != loc01);  
   VERIFY (loc07 != loc02);  
-  VERIFY (loc07.name() == "");
+  VERIFY (loc07.name() != "");
   try
     { locale loc08(static_cast<const char*>(NULL)); }
   catch(runtime_error& obj)