From 7c44f807ad902deffc66d1de1e0cc74aef0fa6bb Mon Sep 17 00:00:00 2001
From: Paul Cornett <paulcor@users.noreply.github.com>
Date: Wed, 22 Aug 2018 08:29:35 -0700
Subject: [PATCH] Avoid GCC 8 warning "cast between incompatible function
 types" with -Wextra

---
 src/gtk/dataview.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gtk/dataview.cpp b/src/gtk/dataview.cpp
index 71bc42f004..97476600e1 100644
--- a/src/gtk/dataview.cpp
+++ b/src/gtk/dataview.cpp
@@ -74,7 +74,8 @@ public:
     ~wxGtkTreePathList()
     {
         // Delete the list contents, wxGtkList will delete the list itself.
-        g_list_foreach(m_list, (GFunc)gtk_tree_path_free, NULL);
+        for (GList* p = m_list; p; p = p->next)
+            gtk_tree_path_free(static_cast<GtkTreePath*>(p->data));
     }
 };