Enable BOOST_CURRENT_LOCATION at top level and in default arguments

2022-02-03 21:19:43 +02:00
parent 23e699b9a4
commit 844d8c2245
5 changed files with 151 additions and 47 deletions
@@ -0,0 +1,42 @@
+// Copyright 2022 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// http://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/assert/source_location.hpp>
+#include <boost/core/lightweight_test.hpp>
+
+boost::source_location s_loc = BOOST_CURRENT_LOCATION;
+
+boost::source_location f( boost::source_location const& loc = BOOST_CURRENT_LOCATION )
+{
+    return loc;
+}
+
+int main()
+{
+    {
+        BOOST_TEST_CSTR_EQ( s_loc.file_name(), __FILE__ );
+        BOOST_TEST_EQ( s_loc.line(), 8 );
+        BOOST_TEST_CSTR_EQ( s_loc.function_name(), "" );
+    }
+
+    {
+        boost::source_location loc = f();
+
+#if defined(__cpp_lib_source_location) && __cpp_lib_source_location >= 201907L && !BOOST_WORKAROUND(BOOST_MSVC, < 1931)
+
+        BOOST_TEST_CSTR_EQ( loc.file_name(), std::source_location::current().file_name() );
+        BOOST_TEST_CSTR_EQ( loc.function_name(), std::source_location::current().function_name() );
+        BOOST_TEST_EQ( loc.line(), 24 );
+
+#else
+
+        BOOST_TEST_CSTR_EQ( loc.file_name(), __FILE__ );
+        BOOST_TEST_EQ( loc.line(), 10 );
+        BOOST_TEST_CSTR_EQ( loc.function_name(), "" );
+
+#endif
+    }
+
+    return boost::report_errors();
+}