[gnome-commander] Suppress gcc warning for comparing signed and unsigned type

[Uwe Scholz <uwescholz src gnome org>]

commit 88b82896678143919c66a9db2da853eac72603d1
Author: Uwe Scholz <uwescholz src gnome org>
Date:   Sat Apr 22 16:24:53 2017 +0200

    Suppress gcc warning for comparing signed and unsigned type
    
    This should be fine here...

 src/gnome-cmd-con-device.cc |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/gnome-cmd-con-device.cc b/src/gnome-cmd-con-device.cc
index f29a215..ee3f910 100644
--- a/src/gnome-cmd-con-device.cc
+++ b/src/gnome-cmd-con-device.cc
@@ -475,7 +475,10 @@ void gnome_cmd_con_device_set_icon_path (GnomeCmdConDevice *dev, const gchar *ic
             if (overlay)
             {
                 GdkPixbuf *umount = IMAGE_get_pixbuf (PIXMAP_OVERLAY_UMOUNT);
-
+#if defined (__GNUC__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wsign-compare"
+#endif
                 if (umount)
                 {
                     gdk_pixbuf_copy_area (umount, 0, 0,
@@ -485,7 +488,9 @@ void gnome_cmd_con_device_set_icon_path (GnomeCmdConDevice *dev, const gchar *ic
 
                     con->close_pixmap = gnome_cmd_pixmap_new_from_pixbuf (overlay);
                 }
-
+#if defined (__GNUC__)
+#pragma GCC diagnostic pop
+#endif
                 g_object_unref (overlay);
             }
         }