X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=3rdparty%2Fboost%2Fboost%2Ftype_traits%2Fis_volatile.hpp;h=5b8e716b473f876f7857ab7126a630662e081f6b;hb=46c6f4de670ac1f930542ca2bd967e5bb6fba940;hp=cefe9873081f92b1cdf996f111ae41040484138f;hpb=86517b120cfbd98973381551fc11f38a571dfcb7;p=features.git

diff --git a/3rdparty/boost/boost/type_traits/is_volatile.hpp b/3rdparty/boost/boost/type_traits/is_volatile.hpp
index cefe987308..5b8e716b47 100644
--- a/3rdparty/boost/boost/type_traits/is_volatile.hpp
+++ b/3rdparty/boost/boost/type_traits/is_volatile.hpp
@@ -21,6 +21,7 @@
 #ifndef BOOST_TT_IS_VOLATILE_HPP_INCLUDED
 #define BOOST_TT_IS_VOLATILE_HPP_INCLUDED
 
+#include <cstddef> // size_t
 #include <boost/type_traits/integral_constant.hpp>
 
 namespace boost {
@@ -35,7 +36,7 @@ namespace boost {
    template <class T>
    struct is_volatile : public false_type {};
    template <class T> struct is_volatile<T volatile> : public true_type{};
-   template <class T, size_t N> struct is_volatile<T volatile[N]> : public true_type{};
+   template <class T, std::size_t N> struct is_volatile<T volatile[N]> : public true_type{};
    template <class T> struct is_volatile<T volatile[]> : public true_type{};
 
 #endif