From 28e793496a4be0609837e25aa16a3f3ebe402e33 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Sat, 20 Jun 2020 18:56:05 +0900
Subject: Support integer and float combination in `mrb_equal()`.

---
 src/object.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/object.c')

diff --git a/src/object.c b/src/object.c
index cc62343a1..db9dfb568 100644
--- a/src/object.c
+++ b/src/object.c
@@ -47,6 +47,17 @@ mrb_equal(mrb_state *mrb, mrb_value obj1, mrb_value obj2)
   mrb_value result;
 
   if (mrb_obj_eq(mrb, obj1, obj2)) return TRUE;
+#ifndef MRB_WITHOUT_FLOAT
+  /* value mixing with integer and float */
+  if (mrb_fixnum_p(obj1)) {
+    if (mrb_float_p(obj2) && (mrb_float)mrb_fixnum(obj1) == mrb_float(obj2))
+      return TRUE;
+  }
+  else if (mrb_float_p(obj1)) {
+    if (mrb_fixnum_p(obj2) && mrb_float(obj1) == (mrb_float)mrb_fixnum(obj2))
+      return TRUE;
+  }
+#endif
   result = mrb_funcall(mrb, obj1, "==", 1, obj2);
   if (mrb_test(result)) return TRUE;
   return FALSE;
-- 
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