nodiscard_aftercxx17.pass.cpp (724B)
1 // -*- C++ -*- 2 //===----------------------------------------------------------------------===// 3 // 4 // The LLVM Compiler Infrastructure 5 // 6 // This file is dual licensed under the MIT and the University of Illinois Open 7 // Source Licenses. See LICENSE.TXT for details. 8 // 9 //===----------------------------------------------------------------------===// 10 11 // Test that _LIBCPP_NODISCARD_AFTER_CXX17 is disabled whenever 12 // _LIBCPP_DISABLE_NODISCARD_AFTER_CXX17 is defined by the user. 13 14 // MODULES_DEFINES: _LIBCPP_DISABLE_NODISCARD_AFTER_CXX17 15 #define _LIBCPP_DISABLE_NODISCARD_AFTER_CXX17 16 #include <__config> 17 18 _LIBCPP_NODISCARD_AFTER_CXX17 int foo() { return 6; } 19 20 int main () 21 { 22 foo(); // no error here! 23 }