Visualage C++ V4.0 duplicate symbol fixes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5685 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/string.cpp

@@ -64,6 +64,15 @@
 // NB: EXTRA_ALLOC must be >= 0!
 #define EXTRA_ALLOC       (19 - nLen % 16)
 
+#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
+// must define this in .cpp for VA or else you get multiply defined symbols everywhere
+
+// maximum possible length for a string means "take all string" everywhere
+//  (as sizeof(StringData) is unknown here, we substract 100)
+const unsigned int wxSTRING_MAXLEN = UINT_MAX - 100;
+
+#endif
+
 // ---------------------------------------------------------------------------
 // static class variables definition
 // ---------------------------------------------------------------------------