From 9dfbcbae7bbb9b70bfe6f85ef1b4a5b47b6031a0 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 1 Aug 2022 16:26:02 +0900
Subject: [PATCH] object.c (mrb_equal): support big-integers.

---
 src/object.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/object.c b/src/object.c
index cc2314da9..0b72c21d7 100644
--- a/src/object.c
+++ b/src/object.c
@@ -68,6 +68,13 @@ mrb_equal(mrb_state *mrb, mrb_value obj1, mrb_value obj2)
       return TRUE;
     return FALSE;
   }
+#endif
+#ifdef MRB_USE_BIGINT
+  if (mrb_bigint_p(obj1) && (mrb_integer_p(obj2) || mrb_bigint_p(obj2))) {
+    if (mrb_bint_cmp(mrb, obj1, obj2) == 0)
+      return TRUE;
+    return FALSE;
+  }
 #endif
   result = mrb_funcall_id(mrb, obj1, MRB_OPSYM(eq), 1, obj2);
   if (mrb_test(result)) return TRUE;