From 763c9cba03b8a02525652eb0379e37a803757a1b Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 11 Oct 2024 08:44:12 +0900
Subject: [PATCH] mruby-rational (int_lshift): add cast to stop overflow
 warning

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

diff --git a/mrbgems/mruby-rational/src/rational.c b/mrbgems/mruby-rational/src/rational.c
index 3424e2930..a2be7f8c7 100644
--- a/mrbgems/mruby-rational/src/rational.c
+++ b/mrbgems/mruby-rational/src/rational.c
@@ -326,7 +326,7 @@ int_lshift(mrb_state *mrb, mrb_value v, mrb_int n)
   if (mrb_integer_p(v)) {
     uint64_t u = (uint64_t)mrb_integer(v);
     if (mrb_int_fit_p(u << n, uint64_t))
-      return mrb_int_value(mrb, u << n);
+      return mrb_int_value(mrb, (mrb_int)(u << n));
   }
 #ifndef RAT_BIGINT
   rat_overflow(mrb);