From c142b3d9832187595cbbcb62a0bc023cf37aab54 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ion=20Gazta=C3=B1aga?= <igaztanaga@gmail.com>
Date: Tue, 9 Jun 2026 00:55:33 +0200
Subject: [PATCH] Fix conversion error

---
 include/boost/container/experimental/nest.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/container/experimental/nest.hpp b/include/boost/container/experimental/nest.hpp
index f36b254..6ea0db0 100644
--- a/include/boost/container/experimental/nest.hpp
+++ b/include/boost/container/experimental/nest.hpp
@@ -2158,7 +2158,7 @@ class nest
       block_pointer pb, dtl::false_type /* use destroy */) BOOST_NOEXCEPT
    {
       mask_type m = pb->mask;
-      const mask_type r = (size_type)boost::core::popcount(m);
+      const size_type r = (size_type)boost::core::popcount(m);
 
       BOOST_CONTAINER_UNROLL(4)
       do {