2002-06-04 Paolo Carlini <pcarlini@unitus.it>

	    Gaby Dos Reis  <gdr@codesourcery.com>

	* include/bits/basic_string.tcc
	(basic_string::_S_construct(forward_iterator_tag):
	Fix typo in null pointer check.
	* testsuite/21_strings/ctor_copy_dtor.cc: Add test04.

Co-Authored-By: Gabriel Dos Reis <gdr@codesourcery.com>

From-SVN: r54255

libstdc++-v3/ChangeLog

 2002-06-04  Paolo Carlini  <pcarlini@unitus.it>
+            Gaby Dos Reis  <gdr@codesourcery.com>
+
+	* include/bits/basic_string.tcc
+	(basic_string::_S_construct(forward_iterator_tag):
+	Fix typo in null pointer check.
+	* testsuite/21_strings/ctor_copy_dtor.cc: Add test04.
+
+2002-06-04  Paolo Carlini  <pcarlini@unitus.it>
 
 	* testsuite/22_locale/money_get_members_char.cc
 	(test02): Add decimal point to long double constants.

libstdc++-v3/include/bits/basic_string.tcc

@@ -140,7 +140,7 @@ namespace std
 	size_type __dnew = static_cast<size_type>(distance(__beg, __end));
 
 	// NB: Not required, but considered best practice.
-	if (__builtin_expect(__beg == _InIter(0), 0))
+	if (__builtin_expect(__beg == _InIter(), 0))
 	  __throw_logic_error("attempt to create string with null pointer");
 	
 	if (__beg == __end && __a == _Alloc())

libstdc++-v3/testsuite/21_strings/ctor_copy_dtor.cc

@@ -201,11 +201,25 @@ void test03()
     }
 }
 
+// http://gcc.gnu.org/ml/libstdc++/2002-06/msg00025.html
+void test04()
+{
+  bool test = true;
+
+  std::string str01("portofino");
+
+  std::string::reverse_iterator i1 = str01.rbegin();
+  std::string::reverse_iterator i2 = str01.rend();
+  std::string str02(i1, i2);
+  VERIFY( str02 == "onifotrop" );
+}
+
 int main()
 { 
   __set_testsuite_memlimit();
   test01();
   test02();
   test03();
+  test04();
   return 0;
 }