From 0d6e58d9fd0d2e8d79190106feb576efae43a932 Mon Sep 17 00:00:00 2001
From: Daniel James <daniel@calamity.org.uk>
Date: Sun, 18 Sep 2016 12:22:48 +0100
Subject: [PATCH] Write out some compiler info before test results.

---
 test/helpers/test.hpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/test/helpers/test.hpp b/test/helpers/test.hpp
index dea6e0ea..b9d4c3b5 100644
--- a/test/helpers/test.hpp
+++ b/test/helpers/test.hpp
@@ -24,7 +24,11 @@
     void BOOST_PP_CAT(x, _type)::run()                                      \
 
 #define RUN_TESTS() int main(int, char**)                                   \
-    { ::test::test_list::run_tests(); return boost::report_errors(); }      \
+    {                                                                       \
+        ::test::write_compiler_info();                                      \
+        ::test::test_list::run_tests();                                     \
+        return boost::report_errors();                                      \
+    }
 
 namespace test {
     struct registered_test_base {
@@ -66,6 +70,21 @@ namespace test {
             }
         }
     }
+
+    inline void write_compiler_info() {
+#if defined(BOOST_GCC_CXX11)
+        char const* cpp11 = "true";
+#else
+        char const* cpp11 = "false";
+#endif
+
+        std::cout
+            << "Compiler: " << BOOST_COMPILER << "\n"
+            << "Library: " << BOOST_STDLIB << "\n"
+            << "C++11: " << cpp11 << "\n"
+            << "\n"
+            << std::flush;
+    }
 }
 
 #include <boost/preprocessor/seq/for_each_product.hpp>