sccn · zeyus · Nov 5, 2025 · Nov 5, 2025 · Nov 5, 2025 · Nov 10, 2025
diff --git a/lslboost/boost/assert.hpp b/lslboost/boost/assert.hpp
@@ -46,7 +46,13 @@
 
 namespace lslboost
 {
+#if defined(BOOST_ASSERT_HANDLER_IS_NORETURN)
+    BOOST_NORETURN
+#endif
     void assertion_failed(char const * expr, char const * function, char const * file, long line); // user defined
+#if defined(BOOST_ASSERT_HANDLER_IS_NORETURN)
+    BOOST_NORETURN
+#endif
     void assertion_failed_msg(char const * expr, char const * msg, char const * function, char const * file, long line); // user defined
 } // namespace lslboost
 

diff --git a/lslboost/boost/config/assert_cxx17.hpp b/lslboost/boost/config/assert_cxx17.hpp
@@ -12,6 +12,9 @@
 #include <boost/config.hpp>
 #include <boost/config/assert_cxx14.hpp>
 
+#ifdef BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#  error "Your compiler appears not to be fully C++17 compliant.  Detected via defect macro BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS."
+#endif
 #ifdef BOOST_NO_CXX17_DEDUCTION_GUIDES
 #  error "Your compiler appears not to be fully C++17 compliant.  Detected via defect macro BOOST_NO_CXX17_DEDUCTION_GUIDES."
 #endif

diff --git a/lslboost/boost/config/compiler/borland.hpp b/lslboost/boost/config/compiler/borland.hpp
@@ -245,6 +245,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #if __BORLANDC__ >= 0x590
 #  define BOOST_HAS_TR1_HASH

diff --git a/lslboost/boost/config/compiler/clang.hpp b/lslboost/boost/config/compiler/clang.hpp
@@ -321,6 +321,10 @@
 #  define BOOST_NO_CXX17_FOLD_EXPRESSIONS
 #endif
 
+#if (__clang_major__ < 4) || (__cplusplus < 201406L) /* non-standard value that is greater than 201402, which is reported by clang 4.0.0 for C++1z */
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
+
 #if __cplusplus < 201103L
 #define BOOST_NO_CXX11_SFINAE_EXPR
 #endif

diff --git a/lslboost/boost/config/compiler/codegear.hpp b/lslboost/boost/config/compiler/codegear.hpp
@@ -316,6 +316,10 @@
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
 
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
+
 //
 // TR1 macros:
 //

diff --git a/lslboost/boost/config/compiler/common_edg.hpp b/lslboost/boost/config/compiler/common_edg.hpp
@@ -171,10 +171,12 @@
 #if !defined(__cpp_fold_expressions) || (__cpp_fold_expressions < 201603)
 #  define BOOST_NO_CXX17_FOLD_EXPRESSIONS
 #endif
-
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #ifdef c_plusplus
 // EDG has "long long" in non-strict mode

diff --git a/lslboost/boost/config/compiler/digitalmars.hpp b/lslboost/boost/config/compiler/digitalmars.hpp
@@ -130,6 +130,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #if (__DMC__ <= 0x840)
 #error "Compiler not supported or configured - please reconfigure"

diff --git a/lslboost/boost/config/compiler/gcc.hpp b/lslboost/boost/config/compiler/gcc.hpp
@@ -319,6 +319,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if (__GNUC__ < 7) || (__cplusplus < 201703L)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #if __GNUC__ >= 7
 #  define BOOST_FALLTHROUGH __attribute__((fallthrough))

diff --git a/lslboost/boost/config/compiler/gcc_xml.hpp b/lslboost/boost/config/compiler/gcc_xml.hpp
@@ -108,7 +108,8 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #define BOOST_COMPILER "GCC-XML C++ version " __GCCXML__
-
-
diff --git a/lslboost/boost/config/compiler/hp_acc.hpp b/lslboost/boost/config/compiler/hp_acc.hpp
@@ -137,6 +137,10 @@
   #define BOOST_NO_CXX11_VARIADIC_MACROS
 #endif
 
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
+
 #endif
 
 //

diff --git a/lslboost/boost/config/compiler/metrowerks.hpp b/lslboost/boost/config/compiler/metrowerks.hpp
@@ -173,6 +173,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 #define BOOST_COMPILER "Metrowerks CodeWarrior C++ version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
 

diff --git a/lslboost/boost/config/compiler/mpw.hpp b/lslboost/boost/config/compiler/mpw.hpp
@@ -122,6 +122,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 //
 // versions check:

diff --git a/lslboost/boost/config/compiler/nvcc.hpp b/lslboost/boost/config/compiler/nvcc.hpp
@@ -57,5 +57,8 @@
 #  define BOOST_NO_CXX11_NOEXCEPT
 #endif
 
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
 #endif
 
+#endif
diff --git a/lslboost/boost/config/compiler/pathscale.hpp b/lslboost/boost/config/compiler/pathscale.hpp
@@ -135,4 +135,7 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 #endif
diff --git a/lslboost/boost/config/compiler/sunpro_cc.hpp b/lslboost/boost/config/compiler/sunpro_cc.hpp
@@ -194,6 +194,9 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 // Turn on threading support for Solaris 12.
 // Ticket #11972

diff --git a/lslboost/boost/config/compiler/vacpp.hpp b/lslboost/boost/config/compiler/vacpp.hpp
@@ -184,3 +184,6 @@
 #if !defined(__cpp_if_constexpr) || (__cpp_if_constexpr < 201606)
 #  define BOOST_NO_CXX17_IF_CONSTEXPR
 #endif
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
diff --git a/lslboost/boost/config/compiler/visualc.hpp b/lslboost/boost/config/compiler/visualc.hpp
@@ -263,6 +263,9 @@
 #define BOOST_NO_CXX17_INLINE_VARIABLES
 #define BOOST_NO_CXX17_FOLD_EXPRESSIONS
 #endif
+#if (_MSC_VER < 1914) || (_MSVC_LANG < 201703)
+#define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
 
 //
 // Things that don't work in clr mode:

diff --git a/lslboost/boost/config/compiler/xlcpp.hpp b/lslboost/boost/config/compiler/xlcpp.hpp
@@ -265,6 +265,10 @@
 #  define BOOST_NO_CXX17_FOLD_EXPRESSIONS
 #endif
 
+#if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+#  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+#endif
+
 #if !__has_feature(cxx_thread_local)
 #  define BOOST_NO_CXX11_THREAD_LOCAL
 #endif

diff --git a/lslboost/boost/config/compiler/xlcpp_zos.hpp b/lslboost/boost/config/compiler/xlcpp_zos.hpp
@@ -157,6 +157,7 @@
 #define BOOST_NO_CXX17_INLINE_VARIABLES
 #define BOOST_NO_CXX17_FOLD_EXPRESSIONS
 #define BOOST_NO_CXX17_IF_CONSTEXPR
+#define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
 
 // -------------------------------------
 

diff --git a/lslboost/boost/config/detail/cxx_composite.hpp b/lslboost/boost/config/detail/cxx_composite.hpp
@@ -164,6 +164,7 @@
 #endif
 
 #if defined(BOOST_NO_CXX14)\
+   || defined(BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS)\
    || defined(BOOST_NO_CXX17_DEDUCTION_GUIDES)\
    || defined(BOOST_NO_CXX17_FOLD_EXPRESSIONS)\
    || defined(BOOST_NO_CXX17_HDR_ANY)\

diff --git a/lslboost/boost/config/stdlib/libcpp.hpp b/lslboost/boost/config/stdlib/libcpp.hpp
@@ -177,4 +177,9 @@
 #endif
 #endif
 
+#if _LIBCPP_VERSION <= 170006
+// no std::ranges::join_view
+#  define BOOST_NO_CXX20_HDR_RANGES
+#endif
+
 //  --- end ---
diff --git a/lslboost/boost/smart_ptr/detail/operator_bool.hpp b/lslboost/boost/smart_ptr/detail/operator_bool.hpp
diff --git a/lslboost/boost/smart_ptr/detail/requires_cxx11.hpp b/lslboost/boost/smart_ptr/detail/requires_cxx11.hpp
diff --git a/lslboost/boost/smart_ptr/detail/sp_convertible.hpp b/lslboost/boost/smart_ptr/detail/sp_convertible.hpp
@@ -18,20 +18,6 @@
 #include <boost/config.hpp>
 #include <cstddef>
 
-#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( BOOST_NO_SFINAE )
-# define BOOST_SP_NO_SP_CONVERTIBLE
-#endif
-
-#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ < 303 )
-# define BOOST_SP_NO_SP_CONVERTIBLE
-#endif
-
-#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( BOOST_BORLANDC ) && ( BOOST_BORLANDC < 0x630 )
-# define BOOST_SP_NO_SP_CONVERTIBLE
-#endif
-
-#if !defined( BOOST_SP_NO_SP_CONVERTIBLE )
-
 namespace lslboost
 {
 
@@ -87,6 +73,4 @@ template< class Y, class T > struct sp_enable_if_convertible: public sp_enable_i
 
 } // namespace lslboost
 
-#endif // !defined( BOOST_SP_NO_SP_CONVERTIBLE )
-
 #endif  // #ifndef BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED
diff --git a/lslboost/boost/smart_ptr/detail/sp_cxx20_constexpr.hpp b/lslboost/boost/smart_ptr/detail/sp_cxx20_constexpr.hpp
@@ -0,0 +1,37 @@
+#ifndef BOOST_SMART_PTR_DETAIL_SP_CXX20_CONSTEXPR_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_SP_CXX20_CONSTEXPR_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+#pragma once
+#endif
+
+//  detail/sp_noexcept.hpp
+//
+//  Copyright 2025 Mathias Stearn
+//
+//  Distributed under the Boost Software License, Version 1.0.
+//  See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt
+
+
+// This macro is used to mark functions as constexpr if the compiler supports
+// constexpr destructors. Since you can't have a constexpr smart pointer object,
+// everything except null constructors are guided behind this macro. Because
+// this also guards a use of dynamic_cast, we need to check for its availability
+// as well. It isn't worth splitting out since all known compilers that support
+// constexpr dynamic_cast also support constexpr destructors.
+//
+// WARNING: This does not check for changing active member of a union in
+// constant expressions which is allowed in C++20. If that is needed, we
+// need to raise the checked version to 202002L.
+#if defined(__cpp_constexpr_dynamic_alloc) && __cpp_constexpr_dynamic_alloc >= 201907L \
+    && defined(__cpp_constexpr) && __cpp_constexpr >= 201907L
+#define BOOST_SP_CXX20_CONSTEXPR constexpr
+#else
+#define BOOST_SP_CXX20_CONSTEXPR
+#define BOOST_SP_NO_CXX20_CONSTEXPR
+#endif
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_CXX20_CONSTEXPR_HPP_INCLUDED
-Original file line number
+Diff line change
@@ Expand Up / @@ -137,6 +137,10 @@ @@
       #define BOOST_NO_CXX11_VARIADIC_MACROS
     #endif
+    #if !defined(__cpp_nontype_template_parameter_auto) || (__cpp_nontype_template_parameter_auto < 201606)
+    #  define BOOST_NO_CXX17_AUTO_NONTYPE_TEMPLATE_PARAMS
+    #endif
     #endif
     //
@@ Expand Down @@