From d0031db9b3d7c951ae786f47a6c41de8f3afb2eb Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@oriontransfer.co.nz>
Date: Sat, 25 Feb 2023 23:04:10 +1300
Subject: Prefer RB_NUM2LONG for string length. (#7379)

---
 io_buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'io_buffer.c')

diff --git a/io_buffer.c b/io_buffer.c
index 513eddc954..881929cc40 100644
--- a/io_buffer.c
+++ b/io_buffer.c
@@ -423,7 +423,7 @@ rb_io_buffer_type_for(VALUE klass, VALUE string)
 VALUE
 rb_io_buffer_type_string(VALUE klass, VALUE length)
 {
-    VALUE string = rb_str_new(NULL, NUM2SIZET(length));
+    VALUE string = rb_str_new(NULL, RB_NUM2LONG(length));
 
     struct io_buffer_for_yield_instance_arguments arguments = {
         .klass = klass,
-- 
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