bfd: use correct format specifier for uint64_t

diff --git a/bfd/elf-attrs.c b/bfd/elf-attrs.c
index 904e097cf97603eb978f9955b2a90cda0b30a1dd..fe85f4b4712c020b30670cb0439d4967ca64a2be 100644 (file)
--- a/bfd/elf-attrs.c
+++ b/bfd/elf-attrs.c
@@ -688,7 +688,7 @@ _bfd_obj_attr_v2_tag_to_string (const struct elf_backend_data *bed,
     = _bfd_obj_attr_v2_find_known_by_tag (bed, subsec_name, tag);
   if (attr_info != NULL)
     return xstrdup (attr_info->tag.name);
-  return xasprintf ("Tag_unknown_%lu", tag);
+  return xasprintf ("Tag_unknown_%"PRIu64, tag);
 }
 
 /* To-string function for the subsection parameter "comprehension".  */