[glib: 2/5] gqueue: Fix -Wsign-compare warnings

[Philip Withnall <pwithnall src gnome org>]

commit e40e77f9be999dd1bb07d9a6f8403de092b97893
Author: Philip Withnall <withnall endlessm com>
Date:   Tue Jul 10 14:16:24 2018 +0200

    gqueue: Fix -Wsign-compare warnings
    
    Signed-off-by: Philip Withnall <withnall endlessm com>

 glib/gqueue.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/glib/gqueue.c b/glib/gqueue.c
index bf172f6ff..9f34790b9 100644
--- a/glib/gqueue.c
+++ b/glib/gqueue.c
@@ -372,7 +372,7 @@ g_queue_push_nth (GQueue   *queue,
 {
   g_return_if_fail (queue != NULL);
 
-  if (n < 0 || n >= queue->length)
+  if (n < 0 || (guint) n >= queue->length)
     {
       g_queue_push_tail (queue, data);
       return;
@@ -475,7 +475,7 @@ g_queue_push_nth_link (GQueue *queue,
   g_return_if_fail (queue != NULL);
   g_return_if_fail (link_ != NULL);
 
-  if (n < 0 || n >= queue->length)
+  if (n < 0 || (guint) n >= queue->length)
     {
       g_queue_push_tail_link (queue, link_);
       return;
@@ -749,7 +749,7 @@ g_queue_peek_nth_link (GQueue *queue,
                        guint   n)
 {
   GList *link;
-  gint i;
+  guint i;
   
   g_return_val_if_fail (queue != NULL, NULL);