From 8583d1a9673d3db9bc12e1cc86ca5023eca0a267 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ion=20Gazta=C3=B1aga?= <igaztanaga@gmail.com>
Date: Thu, 30 Dec 2021 15:29:17 +0100
Subject: [PATCH] Fix -Wconversion warning for GCC / 64 bits
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../../boost/type_traits/is_complete.hpp:47:14: error: conversion from ‘long unsigned int’ to ‘unsigned int’ may change value
       ok_tag<sizeof(T)> check_is_complete(int);
---
 include/boost/type_traits/is_complete.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/type_traits/is_complete.hpp b/include/boost/type_traits/is_complete.hpp
index 07cb897..08f0e62 100644
--- a/include/boost/type_traits/is_complete.hpp
+++ b/include/boost/type_traits/is_complete.hpp
@@ -15,6 +15,7 @@
 #include <boost/type_traits/is_function.hpp>
 #include <boost/type_traits/detail/yes_no_type.hpp>
 #include <boost/config/workaround.hpp>
+#include <cstddef>
 
 /*
  * CAUTION:
@@ -40,7 +41,7 @@ namespace boost {
 
    namespace detail{
 
-      template <unsigned N>
+      template <std::size_t N>
       struct ok_tag { double d; char c[N]; };
 
       template <class T>