X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5d3e7b52d84580c28df8f754b81363502f917ac7..682214d5c6ec3e56dbdfd0c97d70d87e614b38c2:/include/wx/hash.h

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;