re PR c++/55813 (Poorly named/documented option Wctor-dtor-privacy)

2013-02-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55813
	* doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.

From-SVN: r196334

gcc/ChangeLog

+2013-02-28  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/55813
+	* doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.
+
 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
 
 	PR target/56445

gcc/doc/invoke.texi

@@ -2455,7 +2455,9 @@ union U @{
 @opindex Wno-ctor-dtor-privacy
 Warn when a class seems unusable because all the constructors or
 destructors in that class are private, and it has neither friends nor
-public static member functions.
+public static member functions.  Also warn if there are no non-private
+methods, and there's at least one private member function that isn't
+a constructor or destructor.
 
 @item -Wdelete-non-virtual-dtor @r{(C++ and Objective-C++ only)}
 @opindex Wdelete-non-virtual-dtor