| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // WARNING: This test was generated by generate_feature_test_macro_components.py |
| // and should not be edited manually. |
| |
| // UNSUPPORTED: libcpp-has-no-threads |
| |
| // <atomic> |
| |
| // Test the feature test macros defined by <atomic> |
| |
| /* Constant Value |
| __cpp_lib_atomic_is_always_lock_free 201603L [C++17] |
| __cpp_lib_atomic_ref 201806L [C++2a] |
| __cpp_lib_char8_t 201811L [C++2a] |
| */ |
| |
| #include <atomic> |
| #include "test_macros.h" |
| |
| #if TEST_STD_VER < 14 |
| |
| # ifdef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should not be defined before c++17" |
| # endif |
| |
| # ifdef __cpp_lib_atomic_ref |
| # error "__cpp_lib_atomic_ref should not be defined before c++2a" |
| # endif |
| |
| # ifdef __cpp_lib_char8_t |
| # error "__cpp_lib_char8_t should not be defined before c++2a" |
| # endif |
| |
| #elif TEST_STD_VER == 14 |
| |
| # ifdef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should not be defined before c++17" |
| # endif |
| |
| # ifdef __cpp_lib_atomic_ref |
| # error "__cpp_lib_atomic_ref should not be defined before c++2a" |
| # endif |
| |
| # ifdef __cpp_lib_char8_t |
| # error "__cpp_lib_char8_t should not be defined before c++2a" |
| # endif |
| |
| #elif TEST_STD_VER == 17 |
| |
| # if !defined(_LIBCPP_HAS_NO_THREADS) |
| # ifndef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should be defined in c++17" |
| # endif |
| # if __cpp_lib_atomic_is_always_lock_free != 201603L |
| # error "__cpp_lib_atomic_is_always_lock_free should have the value 201603L in c++17" |
| # endif |
| # else |
| # ifdef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!" |
| # endif |
| # endif |
| |
| # ifdef __cpp_lib_atomic_ref |
| # error "__cpp_lib_atomic_ref should not be defined before c++2a" |
| # endif |
| |
| # ifdef __cpp_lib_char8_t |
| # error "__cpp_lib_char8_t should not be defined before c++2a" |
| # endif |
| |
| #elif TEST_STD_VER > 17 |
| |
| # if !defined(_LIBCPP_HAS_NO_THREADS) |
| # ifndef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should be defined in c++2a" |
| # endif |
| # if __cpp_lib_atomic_is_always_lock_free != 201603L |
| # error "__cpp_lib_atomic_is_always_lock_free should have the value 201603L in c++2a" |
| # endif |
| # else |
| # ifdef __cpp_lib_atomic_is_always_lock_free |
| # error "__cpp_lib_atomic_is_always_lock_free should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!" |
| # endif |
| # endif |
| |
| # if !defined(_LIBCPP_VERSION) |
| # ifndef __cpp_lib_atomic_ref |
| # error "__cpp_lib_atomic_ref should be defined in c++2a" |
| # endif |
| # if __cpp_lib_atomic_ref != 201806L |
| # error "__cpp_lib_atomic_ref should have the value 201806L in c++2a" |
| # endif |
| # else // _LIBCPP_VERSION |
| # ifdef __cpp_lib_atomic_ref |
| # error "__cpp_lib_atomic_ref should not be defined because it is unimplemented in libc++!" |
| # endif |
| # endif |
| |
| # if defined(__cpp_char8_t) |
| # ifndef __cpp_lib_char8_t |
| # error "__cpp_lib_char8_t should be defined in c++2a" |
| # endif |
| # if __cpp_lib_char8_t != 201811L |
| # error "__cpp_lib_char8_t should have the value 201811L in c++2a" |
| # endif |
| # else |
| # ifdef __cpp_lib_char8_t |
| # error "__cpp_lib_char8_t should not be defined when defined(__cpp_char8_t) is not defined!" |
| # endif |
| # endif |
| |
| #endif // TEST_STD_VER > 17 |
| |
| int main(int, char**) { return 0; } |