diff options
Diffstat (limited to 'src/boost/libs/math/test/test_print_info_on_type.cpp')
-rw-r--r-- | src/boost/libs/math/test/test_print_info_on_type.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/boost/libs/math/test/test_print_info_on_type.cpp b/src/boost/libs/math/test/test_print_info_on_type.cpp new file mode 100644 index 000000000..880209771 --- /dev/null +++ b/src/boost/libs/math/test/test_print_info_on_type.cpp @@ -0,0 +1,75 @@ +// Copyright John Maddock 2010. + +// Use, modification and distribution are subject to 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) + +#include <boost/math/constants/info.hpp> +#include <boost/math/concepts/real_concept.hpp> + +int main() +{ + boost::math::constants::print_info_on_type<float>(); + boost::math::constants::print_info_on_type<double>(); + boost::math::constants::print_info_on_type<long double>(); + boost::math::constants::print_info_on_type<boost::math::concepts::real_concept>(); + + return 0; +} + +/* + +------ Rebuild All started: Project: test_print_info_on_type, Configuration: Debug Win32 ------ + test_print_info_on_type.cpp + test_print_info_on_type.vcxproj -> J:\Cpp\math_constants\Debug\test_print_info_on_type.exe + Information on the Implementation and Handling of + Mathematical Constants for Type float + + Checking for std::numeric_limits<float> specialisation: yes + std::numeric_limits<float>::digits reports that the precision is + 24 binary digits. + boost::math::policies::precision<float, Policy> reports that the compile time precision is + 24 binary digits. + The constant will be constructed from a float. + + Information on the Implementation and Handling of + Mathematical Constants for Type double + + Checking for std::numeric_limits<double> specialisation: yes + std::numeric_limits<double>::digits reports that the precision is + 53 binary digits. + boost::math::policies::precision<double, Policy> reports that the compile time precision is + 53 binary digits. + The constant will be constructed from a double. + + Information on the Implementation and Handling of + Mathematical Constants for Type long double + + Checking for std::numeric_limits<long double> specialisation: yes + std::numeric_limits<long double>::digits reports that the precision is + 53 binary digits. + boost::math::policies::precision<long double, Policy> reports that the compile time precision is + 53 binary digits. + The constant will be constructed from a double. + + Information on the Implementation and Handling of + Mathematical Constants for Type class boost::math::concepts::real_concept + + Checking for std::numeric_limits<class boost::math::concepts::real_concept> specialisation: no + boost::math::policies::precision<class boost::math::concepts::real_concept, Policy> + reports that there is no compile type precision available. + boost::math::tools::digits<class boost::math::concepts::real_concept>() + reports that the current runtime precision is + 53 binary digits. + No compile time precision is available, the construction method + will be decided at runtime and results will not be cached + - this may lead to poor runtime performance. + Current runtime precision indicates that + the constant will be constructed from a string on each call. + +========== Rebuild All: 1 succeeded, 0 failed, 0 skipped ========== + + +*/ + |