From b2e2b952f943b5f21f0cc393597c9ea3e4fd118c Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Wed, 27 Aug 2025 11:31:13 -0700
Subject: [PATCH] Fix a -Wreturn-type warning

---
 ext/json/ext/generator/generator.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ext/json/ext/generator/generator.c b/ext/json/ext/generator/generator.c
index d810927c..517fa562 100644
--- a/ext/json/ext/generator/generator.c
+++ b/ext/json/ext/generator/generator.c
@@ -1848,6 +1848,8 @@ static VALUE cState_allow_duplicate_key_p(VALUE self)
             return Qnil;
         case JSON_RAISE:
             return Qfalse;
+        default:
+            return Qnil;
     }
 }