utf8.c: Change internal variable's type

Packed warnings are 32 bit.  This silences some compiler warnings.

1 files changed, 1 insertions, 1 deletions

diff --git a/utf8.c b/utf8.c
index 94fcba99d0..56c83bd6a8 100644
--- a/utf8.c
+++ b/utf8.c
@@ -1874,7 +1874,7 @@ Perl__utf8n_to_uvchr_msgs_helper(const U8 *s,
         }
 
         while (possible_problems) { /* Handle each possible problem */
-            UV pack_warn = 0;
+            U32 pack_warn = 0;
             char * message = NULL;
             U32 this_flag_bit = 0;