Index: subversion/libsvn_subr/cache-membuffer.c
===================================================================
--- subversion/libsvn_subr/cache-membuffer.c	(revision 1679357)
+++ subversion/libsvn_subr/cache-membuffer.c	(working copy)
@@ -197,7 +197,7 @@
 
   /* Length of the full key.  This value is aligned to ITEM_ALIGNMENT to
    * make sure the subsequent item content is properly aligned. */
-  apr_uint32_t key_len;
+  apr_size_t key_len;
 } entry_key_t;
 
 /* A full key, i.e. the combination of the cache's key prefix with some