Eliminate -Wzero-as-null-pointer-constant warnings in the headers

2020-02-02 23:40:01 -08:00
parent 948ddc6e0f
commit 05183b7099
22 changed files with 59 additions and 59 deletions
--- a/include/wx/object.h
+++ b/include/wx/object.h
@@ -150,7 +150,7 @@ name##PluginSentinel  m_pluginsentinel
 // The 'this' pointer is always true, so use this version
 // to cast the this pointer and avoid compiler warnings.
 #define wxDynamicCastThis(className) \
-     (IsKindOf(&className::ms_classInfo) ? (className *)(this) : (className *)0)
+     (IsKindOf(&className::ms_classInfo) ? (className*)this : NULL)

 template <class T>
 inline T *wxCheckCast(const void *ptr)