From 6e2dfa148c6ada3fb28d416814d9fb04539dd93f Mon Sep 17 00:00:00 2001
From: fenrir <fenrir.naru@gmail.com>
Date: Tue, 12 Nov 2024 23:42:53 +0900
Subject: [PATCH] Add precaution for use of BitCounter::ntz

---
 tool/util/bit_counter.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tool/util/bit_counter.h b/tool/util/bit_counter.h
index 40469d098..5089fbf48 100644
--- a/tool/util/bit_counter.h
+++ b/tool/util/bit_counter.h
@@ -74,6 +74,8 @@ struct BitCounter {
 
     /**
      * Count rightmost zeros before the first one (Number of trailing zeros)
+     * Be careful, if input equals to 0, then total number of corresponding type bits
+     * will be returned like (unsigned int)0 => 32.
      * @param bits results
      */
     static T ntz(const T &v) {