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 // REQUIRES: has-unix-headers 10 // UNSUPPORTED: c++03, c++11, c++14, c++17 11 // REQUIRES: libcpp-hardening-mode={{extensive|debug}} 12 // XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing 13 14 // <ranges> 15 16 // friend constexpr bool operator==(const inner-iterator& x, default_sentinel_t); 17 // 18 // Can't compare a default-constructed `inner-iterator` with the default sentinel. 19 20 #include <ranges> 21 22 #include "check_assertion.h" 23 #include "../types.h" 24 main(int,char **)25int main(int, char**) { 26 { 27 InnerIterForward i; 28 TEST_LIBCPP_ASSERT_FAILURE(i == std::default_sentinel, "Cannot call comparison on a default-constructed iterator."); 29 } 30 31 { 32 InnerIterInput i; 33 TEST_LIBCPP_ASSERT_FAILURE(i == std::default_sentinel, "Cannot call comparison on a default-constructed iterator."); 34 } 35 36 return 0; 37 } 38