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      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 // UNSUPPORTED: c++98, c++03
     11 
     12 // <deque>
     13 
     14 // deque& operator=(deque&& c);
     15 
     16 #include <deque>
     17 #include <cassert>
     18 
     19 #include "MoveOnly.h"
     20 #include "test_allocator.h"
     21 #include "min_allocator.h"
     22 
     23 int main()
     24 {
     25     {
     26         int ab[] = {3, 4, 2, 8, 0, 1, 44, 34, 45, 96, 80, 1, 13, 31, 45};
     27         int* an = ab + sizeof(ab)/sizeof(ab[0]);
     28         typedef test_allocator<MoveOnly> A;
     29         std::deque<MoveOnly, A> c1(A(5));
     30         for (int* p = ab; p < an; ++p)
     31             c1.push_back(MoveOnly(*p));
     32         std::deque<MoveOnly, A> c2(A(5));
     33         for (int* p = ab; p < an; ++p)
     34             c2.push_back(MoveOnly(*p));
     35         std::deque<MoveOnly, A> c3(A(5));
     36         c3 = std::move(c1);
     37         assert(c2 == c3);
     38         assert(c1.size() == 0);
     39         assert(c3.get_allocator() == A(5));
     40     }
     41     {
     42         int ab[] = {3, 4, 2, 8, 0, 1, 44, 34, 45, 96, 80, 1, 13, 31, 45};
     43         int* an = ab + sizeof(ab)/sizeof(ab[0]);
     44         typedef test_allocator<MoveOnly> A;
     45         std::deque<MoveOnly, A> c1(A(5));
     46         for (int* p = ab; p < an; ++p)
     47             c1.push_back(MoveOnly(*p));
     48         std::deque<MoveOnly, A> c2(A(5));
     49         for (int* p = ab; p < an; ++p)
     50             c2.push_back(MoveOnly(*p));
     51         std::deque<MoveOnly, A> c3(A(6));
     52         c3 = std::move(c1);
     53         assert(c2 == c3);
     54         assert(c1.size() != 0);
     55         assert(c3.get_allocator() == A(6));
     56     }
     57     {
     58         int ab[] = {3, 4, 2, 8, 0, 1, 44, 34, 45, 96, 80, 1, 13, 31, 45};
     59         int* an = ab + sizeof(ab)/sizeof(ab[0]);
     60         typedef other_allocator<MoveOnly> A;
     61         std::deque<MoveOnly, A> c1(A(5));
     62         for (int* p = ab; p < an; ++p)
     63             c1.push_back(MoveOnly(*p));
     64         std::deque<MoveOnly, A> c2(A(5));
     65         for (int* p = ab; p < an; ++p)
     66             c2.push_back(MoveOnly(*p));
     67         std::deque<MoveOnly, A> c3(A(6));
     68         c3 = std::move(c1);
     69         assert(c2 == c3);
     70         assert(c1.size() == 0);
     71         assert(c3.get_allocator() == A(5));
     72     }
     73     {
     74         int ab[] = {3, 4, 2, 8, 0, 1, 44, 34, 45, 96, 80, 1, 13, 31, 45};
     75         int* an = ab + sizeof(ab)/sizeof(ab[0]);
     76         typedef min_allocator<MoveOnly> A;
     77         std::deque<MoveOnly, A> c1(A{});
     78         for (int* p = ab; p < an; ++p)
     79             c1.push_back(MoveOnly(*p));
     80         std::deque<MoveOnly, A> c2(A{});
     81         for (int* p = ab; p < an; ++p)
     82             c2.push_back(MoveOnly(*p));
     83         std::deque<MoveOnly, A> c3(A{});
     84         c3 = std::move(c1);
     85         assert(c2 == c3);
     86         assert(c1.size() == 0);
     87         assert(c3.get_allocator() == A());
     88     }
     89 }
     90