| //===-- Unittests for math constants --------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| #include "include/llvm-libc-macros/math-macros.h" |
| |
| #define IS_DOUBLE(X) _Generic((X), double: 1, default: 0) |
| |
| #define IS_FLOAT(X) _Generic((X), float: 1, default: 0) |
| |
| // check if macro is defined |
| #ifndef M_PI |
| #error "M_PI macro is not defined" |
| #else |
| int main(void) { |
| _Static_assert(IS_DOUBLE(M_PI), "M_PI is not of double type."); |
| _Static_assert(IS_FLOAT(M_PIf), "M_PIf is not of float type."); |
| return 0; |
| } |
| #endif |
