| // -*- C++ -*- |
| //===---------------------------- test_macros.h ---------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SUPPORT_TEST_MACROS_HPP |
| #define SUPPORT_TEST_MACROS_HPP |
| |
| #define TEST_CONCAT1(X, Y) X##Y |
| #define TEST_CONCAT(X, Y) TEST_CONCAT1(X, Y) |
| |
| #ifdef __has_feature |
| #define TEST_HAS_FEATURE(X) __has_feature(X) |
| #else |
| #define TEST_HAS_FEATURE(X) 0 |
| #endif |
| |
| #ifdef __has_extension |
| #define TEST_HAS_EXTENSION(X) __has_extension(X) |
| #else |
| #define TEST_HAS_EXTENSION(X) 0 |
| #endif |
| |
| /* Make a nice name for the standard version */ |
| #if __cplusplus <= 199711L |
| # define TEST_STD_VER 3 |
| #elif __cplusplus <= 201103L |
| # define TEST_STD_VER 11 |
| #elif __cplusplus <= 201402L |
| # define TEST_STD_VER 14 |
| #else |
| # define TEST_STD_VER 99 // greater than current standard |
| #endif |
| |
| /* Features that were introduced in C++11 */ |
| #if TEST_STD_VER >= 11 |
| #define TEST_HAS_RVALUE_REFERENCES |
| #define TEST_HAS_VARIADIC_TEMPLATES |
| #define TEST_HAS_INITIALIZER_LISTS |
| #define TEST_HAS_BASIC_CONSTEXPR |
| #endif |
| |
| /* Features that were introduced in C++14 */ |
| #if TEST_STD_VER >= 14 |
| #define TEST_HAS_EXTENDED_CONSTEXPR |
| #define TEST_HAS_VARIABLE_TEMPLATES |
| #endif |
| |
| /* Features that were introduced after C++14 */ |
| #if TEST_STD_VER > 14 |
| #endif |
| |
| #if TEST_HAS_EXTENSION(cxx_decltype) || TEST_STD_VER >= 11 |
| #define TEST_DECLTYPE(T) decltype(T) |
| #else |
| #define TEST_DECLTYPE(T) __typeof__(T) |
| #endif |
| |
| #if TEST_STD_VER >= 11 |
| #define TEST_CONSTEXPR constexpr |
| #define TEST_NOEXCEPT noexcept |
| #else |
| #define TEST_CONSTEXPR |
| #define TEST_NOEXCEPT |
| #endif |
| |
| #if TEST_HAS_EXTENSION(cxx_static_assert) || TEST_STD_VER >= 11 |
| # define TEST_STATIC_ASSERT(Expr, Msg) static_assert(Expr, Msg) |
| #else |
| # define TEST_STATIC_ASSERT(Expr, Msg) \ |
| typedef ::test_detail::static_assert_check<sizeof( \ |
| ::test_detail::static_assert_incomplete_test<(Expr)>)> \ |
| TEST_CONCAT(test_assert, __LINE__) |
| # |
| #endif |
| |
| namespace test_detail { |
| |
| template <bool> struct static_assert_incomplete_test; |
| template <> struct static_assert_incomplete_test<true> {}; |
| template <unsigned> struct static_assert_check {}; |
| |
| } // end namespace test_detail |
| |
| |
| #if !TEST_HAS_FEATURE(cxx_rtti) && !defined(__cxx_rtti) |
| #define TEST_HAS_NO_RTTI |
| #endif |
| |
| #if !TEST_HAS_FEATURE(cxx_exceptions) && !defined(__cxx_exceptions) |
| #define TEST_HAS_NO_EXCEPTIONS |
| #endif |
| |
| #if TEST_HAS_FEATURE(address_sanitizer) || TEST_HAS_FEATURE(memory_sanitizer) || \ |
| TEST_HAS_FEATURE(thread_sanitizer) |
| #define TEST_HAS_SANITIZERS |
| #endif |
| |
| #endif // SUPPORT_TEST_MACROS_HPP |