diff --git a/docs/doxygen/mainpages/const_cpp.h b/docs/doxygen/mainpages/const_cpp.h
index ce7a5f1f8e..379e9ee3ec 100644
--- a/docs/doxygen/mainpages/const_cpp.h
+++ b/docs/doxygen/mainpages/const_cpp.h
@@ -187,6 +187,7 @@ Currently the following symbols exist:
 @itemdef{wxHAS_MULTIPLE_FILEDLG_FILTERS, Defined if wxFileDialog supports multiple ('|'-separated) filters.}
 @itemdef{wxHAS_NATIVE_DATAVIEWCTRL, Defined if native wxDataViewCtrl class is being used (this symbol only exists in wxWidgets 3.1.4 and later).}
 @itemdef{wxHAS_NATIVE_WINDOW, Defined if wxNativeWindow class is available.}
+@itemdef{wxHAS_NULLPTR_T, Defined if the currently used compiler supports C++11 @c nullptr.}
 @itemdef{wxHAS_IMAGES_IN_RESOURCES, Defined if <a href="http://en.wikipedia.org/wiki/Resource_(Windows)">
     Windows resource files</a> or OS/2 resource files are available on the current platform.}
 @itemdef{wxHAS_POWER_EVENTS, Defined if wxPowerEvent are ever generated on the current platform.}
diff --git a/include/wx/defs.h b/include/wx/defs.h
index 2bb24814fd..a7472b60b3 100644
--- a/include/wx/defs.h
+++ b/include/wx/defs.h
@@ -285,6 +285,14 @@ typedef short int WXTYPE;
     #define wxOVERRIDE
 #endif /*  HAVE_OVERRIDE */
 
+/*
+    Support for nullptr is available since MSVS 2010, even though it doesn't
+    define __cplusplus as a C++11 compiler.
+ */
+#if __cplusplus >= 201103 || wxCHECK_VISUALC_VERSION(10)
+    #define wxHAS_NULLPTR_T
+#endif
+
 /* wxFALLTHROUGH is used to notate explicit fallthroughs in switch statements */
 
 #if __cplusplus >= 201703L
diff --git a/include/wx/strvararg.h b/include/wx/strvararg.h
index 2af4d79734..82cb94536f 100644
--- a/include/wx/strvararg.h
+++ b/include/wx/strvararg.h
@@ -425,9 +425,7 @@ wxFORMAT_STRING_SPECIFIER(int*, wxFormatString::Arg_IntPtr | wxFormatString::Arg
 wxFORMAT_STRING_SPECIFIER(short int*, wxFormatString::Arg_ShortIntPtr | wxFormatString::Arg_Pointer)
 wxFORMAT_STRING_SPECIFIER(long int*, wxFormatString::Arg_LongIntPtr | wxFormatString::Arg_Pointer)
 
-// Support for nullptr is available since MSVS 2010, even though it doesn't
-// define __cplusplus as a C++11 compiler.
-#if __cplusplus >= 201103 || wxCHECK_VISUALC_VERSION(10)
+#ifdef wxHAS_NULLPTR_T
 wxFORMAT_STRING_SPECIFIER(std::nullptr_t, wxFormatString::Arg_Pointer)
 #endif