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 } 26