From b1d0a3d3aab60b8bd818712d5fd82bbfcd6bbbd9 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 6 Mar 2023 11:54:22 +0900
Subject: [PATCH] etc.c (mrb_float_id): define the function only when necessary

---
 src/etc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/etc.c b/src/etc.c
index 834192238..0c2662456 100644
--- a/src/etc.c
+++ b/src/etc.c
@@ -71,7 +71,7 @@ mrb_obj_to_sym(mrb_state *mrb, mrb_value name)
   return 0;  /* not reached */
 }
 
-#ifndef MRB_NO_FLOAT
+#if !defined(MRB_NO_FLOAT) && !defined(MRB_NAN_BOXING)
 static mrb_int
 mrb_float_id(mrb_float f)
 {