From 5a2ec1b8414ed6d0e1706a385dc22d076e4adb2f Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Mon, 27 Sep 2004 18:19:22 +0000
Subject: [PATCH] explicitly forward declare wxHashTableBase when wxUSE_STL ==
 1; this is apparently needed for xlC (AIX compiler)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29458 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 include/wx/hash.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/wx/hash.h b/include/wx/hash.h
index d9749ef6ad..247a844637 100644
--- a/include/wx/hash.h
+++ b/include/wx/hash.h
@@ -111,6 +111,10 @@ union wxHashKeyValue
     wxChar *string;
 };
 
+// for some compilers (AIX xlC), defining it as friend inside the class is not
+// enough, so provide a real forward declaration
+class WXDLLIMPEXP_BASE wxHashTableBase;
+
 class WXDLLIMPEXP_BASE wxHashTableBase_Node
 {
     friend class WXDLLIMPEXP_BASE wxHashTableBase;
-- 
2.45.2