From cb36398d30a8e5133ebecd07b65fb791f5edcd35 Mon Sep 17 00:00:00 2001
From: dearblue <dearblue@users.osdn.me>
Date: Fri, 8 Mar 2024 22:06:08 +0900
Subject: [PATCH] Simplify the calculation of the number of closures in
 `MRB_TT_FIBER`

---
 src/gc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/gc.c b/src/gc.c
index c5d58cb3b..1da39ab36 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -939,10 +939,8 @@ gc_gray_counts(mrb_state *mrb, mrb_gc *gc, struct RBasic *obj)
 
       /* mark closure */
       if (c->cibase) {
-        for (i=0, ci = c->cibase; ci <= c->ci; i++, ci++)
-          ;
+        children += c->ci - c->cibase + 1;
       }
-      children += i;
     }
     break;