1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <memory> 11 12 // allocator: 13 // pointer allocate(size_type n, allocator<void>::const_pointer hint=0); 14 15 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 16 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8 17 18 #include <memory> 19 #include <cassert> 20 21 #include "test_macros.h" 22 23 int main() 24 { 25 std::allocator<int> a; 26 a.allocate(3); // expected-error {{ignoring return value of function declared with 'nodiscard' attribute}} 27 a.allocate(3, nullptr); // expected-error {{ignoring return value of function declared with 'nodiscard' attribute}} 28 } 29
