libcxx/test/std/numerics/c.math/ctgmath.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <ctgmath> // deprecated in C++17, removed in C++20, but still provided by libc++ as an extension
  10
  11 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
  12
  13 #include <ctgmath>
  14
  15 #include "test_macros.h"
  16
  17 int main(int, char**)
  18 {
  19     std::complex<double> cd;
  20     (void)cd;
  21     double x = std::sin(0);
  22     ((void)x); // Prevent unused warning
  23
  24   return 0;
  25 }