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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 // <list>
     11 
     12 // void pop_front();
     13 
     14 #include <list>
     15 #include <cassert>
     16 
     17 #include "min_allocator.h"
     18 
     19 int main()
     20 {
     21     {
     22     int a[] = {1, 2, 3};
     23     std::list<int> c(a, a+3);
     24     c.pop_front();
     25     assert(c == std::list<int>(a+1, a+3));
     26     c.pop_front();
     27     assert(c == std::list<int>(a+2, a+3));
     28     c.pop_front();
     29     assert(c.empty());
     30     }
     31 #if __cplusplus >= 201103L
     32     {
     33     int a[] = {1, 2, 3};
     34     std::list<int, min_allocator<int>> c(a, a+3);
     35     c.pop_front();
     36     assert((c == std::list<int, min_allocator<int>>(a+1, a+3)));
     37     c.pop_front();
     38     assert((c == std::list<int, min_allocator<int>>(a+2, a+3)));
     39     c.pop_front();
     40     assert(c.empty());
     41     }
     42 #endif
     43 }
     44