header_set_synop.pass.cpp (2053B)
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 // REQUIRES: c++experimental 12 // UNSUPPORTED: c++98, c++03 13 14 // <experimental/set> 15 16 // namespace std { namespace experimental { namespace pmr { 17 // template <class V, class Compare = less<V> > 18 // using set = 19 // ::std::set<V, Compare, polymorphic_allocator<V>> 20 // 21 // template <class V, class Compare = less<V> > 22 // using multiset = 23 // ::std::multiset<V, Compare, polymorphic_allocator<V>> 24 // 25 // }}} // namespace std::experimental::pmr 26 27 #include <experimental/set> 28 #include <experimental/memory_resource> 29 #include <type_traits> 30 #include <cassert> 31 32 namespace pmr = std::experimental::pmr; 33 34 int main() 35 { 36 using V = char; 37 using DC = std::less<V>; 38 using OC = std::greater<V>; 39 { 40 using StdSet = std::set<V, DC, pmr::polymorphic_allocator<V>>; 41 using PmrSet = pmr::set<V>; 42 static_assert(std::is_same<StdSet, PmrSet>::value, ""); 43 } 44 { 45 using StdSet = std::set<V, OC, pmr::polymorphic_allocator<V>>; 46 using PmrSet = pmr::set<V, OC>; 47 static_assert(std::is_same<StdSet, PmrSet>::value, ""); 48 } 49 { 50 pmr::set<int> m; 51 assert(m.get_allocator().resource() == pmr::get_default_resource()); 52 } 53 { 54 using StdSet = std::multiset<V, DC, pmr::polymorphic_allocator<V>>; 55 using PmrSet = pmr::multiset<V>; 56 static_assert(std::is_same<StdSet, PmrSet>::value, ""); 57 } 58 { 59 using StdSet = std::multiset<V, OC, pmr::polymorphic_allocator<V>>; 60 using PmrSet = pmr::multiset<V, OC>; 61 static_assert(std::is_same<StdSet, PmrSet>::value, ""); 62 } 63 { 64 pmr::multiset<int> m; 65 assert(m.get_allocator().resource() == pmr::get_default_resource()); 66 } 67 }