From a8dd54243cb9ee488aa2ccd20828dd5dd7876d24 Mon Sep 17 00:00:00 2001
From: Kalon Mills <kalaxy@gmail.com>
Date: Mon, 15 Dec 2025 17:01:53 -0800
Subject: [PATCH] Add <exception> include.

Clang with libc++ and -std=c++23 fails to compile with:

    error: no member named 'terminate' in namespace 'std'; did you mean 'template'?

This change ensures the definition of std::terminate() is available for this scenario.
---
 include/boost/safe_numerics/checked_result_operations.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/safe_numerics/checked_result_operations.hpp b/include/boost/safe_numerics/checked_result_operations.hpp
index f5b8f9a..4a23370 100644
--- a/include/boost/safe_numerics/checked_result_operations.hpp
+++ b/include/boost/safe_numerics/checked_result_operations.hpp
@@ -20,6 +20,7 @@
 // integer type is an "extended" integer.
 
 #include <cassert>
+#include <exception>  // std::terminate()
 
 #include <boost/logic/tribool.hpp>