Add precaution for use of BitCounter::ntz

fenrir-naru · Nov 12, 2024 · 6e2dfa1 · 6e2dfa1
1 parent 1589e6b
commit 6e2dfa1
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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) {