From 3b55a09f919e37b1ed9babc4c54ec5671ccdb421 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 21 Oct 2022 13:41:38 +0900
Subject: [PATCH] mruby-hash-ext/hash.c (hash_values_at): early return from the
 function.

---
 mrbgems/mruby-hash-ext/src/hash-ext.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mrbgems/mruby-hash-ext/src/hash-ext.c b/mrbgems/mruby-hash-ext/src/hash-ext.c
index 9c85858fe..b634373f4 100644
--- a/mrbgems/mruby-hash-ext/src/hash-ext.c
+++ b/mrbgems/mruby-hash-ext/src/hash-ext.c
@@ -29,6 +29,7 @@ hash_values_at(mrb_state *mrb, mrb_value hash)
 
   mrb_get_args(mrb, "*", &argv, &argc);
   result = mrb_ary_new_capa(mrb, argc);
+  if (argc == 0) return result;
   ai = mrb_gc_arena_save(mrb);
   for (i = 0; i < argc; i++) {
     mrb_ary_push(mrb, result, mrb_hash_get(mrb, hash, argv[i]));