QString and std::string with QT3_SUPPORT

Certain methods in QString regarding conversion to and from std::string are not defined in Qt 4 even with QT3_SUPPORT.

E.g.

— /tmp/tmp.27800.0 2007-08-14 13:10:49.000000000 -0700
+++ /home/anders/dev/qt/src/corelib/tools/qstring.h 2007-08-14 13:09:28.000000000 -0700
@@ -418,6 +418,11 @@ public:
#ifndef QT_NO_STL
static inline QString fromStdString(const std::string &s);
inline std::string toStdString() const;
+#ifdef QT3_SUPPORT
+ QString(const std::string &s)

{ *this = QString::fromStdString(s); }

+ QString &operator=(const std::string &s)

{ *this = QString::fromStdString(s); return *this; }

+ operator std::string() const

{ return toStdString(); }

+#endif

1. ifdef qdoc
   static inline QString fromStdWString(const std::wstring &s);
   inline std::wstring toStdWString() const;