Fixed compiler warnings from gcc 7.4.1

- Fixed possible error in rocksdb/rdb_datadic.cc

1 files changed, 7 insertions, 3 deletions

diff --git a/strings/json_lib.c b/strings/json_lib.c
index bb8c15ee0c1..8a77c41d015 100644
--- a/strings/json_lib.c
+++ b/strings/json_lib.c
@@ -1995,9 +1995,13 @@ err_return:
 }
 
 
-enum json_types json_get_object_nkey(const char *js,const char *js_end, int nkey,
-                       const char **keyname, const char **keyname_end,
-                       const char **value, int *value_len)
+enum json_types json_get_object_nkey(const char *js __attribute__((unused)),
+                                     const char *js_end __attribute__((unused)),
+                                     int nkey __attribute__((unused)),
+                                     const char **keyname __attribute__((unused)),
+                                     const char **keyname_end __attribute__((unused)),
+                                     const char **value __attribute__((unused)),
+                                     int *value_len __attribute__((unused)))
 {
   return JSV_NOTHING;
 }