libcxx/test/std/algorithms/robust_against_adl_on_new.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 // UNSUPPORTED: c++03
  10
  11 // <algorithm>
  12
  13 #include <algorithm>
  14
  15 #include "test_macros.h"
  16
  17 struct A {
  18     int i;
  19     A(int v) : i(v) {}
  20     bool operator<(const A& rhs) const { return i < rhs.i; }
  21     static bool isEven(const A& a) { return a.i % 2 == 0; }
  22 };
  23
  24 void *operator new(size_t, A*) = delete;
  25
  26 int main(int, char**)
  27 {
  28     A a[4] = { 1,2,3,4 };
  29     std::sort(a, a+4);
  30     std::partition(a, a+4, A::isEven);
  31     std::stable_sort(a, a+4);
  32     std::stable_partition(a, a+4, A::isEven);
  33
  34     return 0;
  35 }