From 423b631dff41d45f3eca980744aed0cd8abe1a69 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Mon, 14 Mar 2016 01:03:21 +0100
Subject: [PATCH] Use 0 instead of NULL for a non-pointer SymEnumSymbols()
 argument

The base DLL address passed to this function is not a pointer, so don't use
NULL here to avoid warnings from gcc.
---
 src/msw/stackwalk.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/msw/stackwalk.cpp b/src/msw/stackwalk.cpp
index 4b59c4a381..c6c9f13bf5 100644
--- a/src/msw/stackwalk.cpp
+++ b/src/msw/stackwalk.cpp
@@ -170,7 +170,7 @@ void wxStackFrame::OnGetParam()
     if ( !wxDbgHelpDLL::CallSymEnumSymbols
                         (
                             ::GetCurrentProcess(),
-                            NULL,               // DLL base: use current context
+                            0,                  // DLL base: use current context
                             EnumSymbolsProc,    // callback
                             this                // data to pass to it
                         ) )