From d4d4b8e9d86b62f7a70746c51ba8f89c7ce8e372 Mon Sep 17 00:00:00 2001
From: Nikita Kniazev <nok.raven@gmail.com>
Date: Fri, 23 Feb 2024 07:42:12 +0300
Subject: [PATCH] Tests: Boost.Math drops MSVC 14.0 support

---
 test/karma/real.hpp | 2 +-
 test/qi/real.hpp    | 2 +-
 test/x3/real4.cpp   | 5 +++++
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/test/karma/real.hpp b/test/karma/real.hpp
index 8894e2dcd5..1631be1653 100644
--- a/test/karma/real.hpp
+++ b/test/karma/real.hpp
@@ -20,7 +20,7 @@
 #include "test.hpp"
 
 #ifdef _MSVC_LANG
-# if _MSVC_LANG < 201402L
+# if _MSC_VER < 1910 || _MSVC_LANG < 201402L
 #  define BOOST_SPIRIT_NO_MATH_REAL_CONCEPT
 # endif
 #elif __cplusplus < 201402L
diff --git a/test/qi/real.hpp b/test/qi/real.hpp
index e908f74f2e..a0a3f30173 100644
--- a/test/qi/real.hpp
+++ b/test/qi/real.hpp
@@ -21,7 +21,7 @@
 #include <climits>
 
 #ifdef _MSVC_LANG
-# if _MSVC_LANG < 201402L
+# if _MSC_VER < 1910 || _MSVC_LANG < 201402L
 #  define BOOST_SPIRIT_NO_MATH_REAL_CONCEPT
 # endif
 #elif __cplusplus < 201402L
diff --git a/test/x3/real4.cpp b/test/x3/real4.cpp
index e103b34b15..f4ed5d7a05 100644
--- a/test/x3/real4.cpp
+++ b/test/x3/real4.cpp
@@ -8,6 +8,10 @@
     http://www.boost.org/LICENSE_1_0.txt)
 =============================================================================*/
 
+#if defined(_MSC_VER) && _MSC_VER < 1910
+int main() {}
+#else
+
 #include "real.hpp"
 
 #include <boost/math/concepts/real_concept.hpp>
@@ -75,3 +79,4 @@ main()
 
     return boost::report_errors();
 }
+#endif