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 // <deque> 11 12 // void push_back(value_type&& v); 13 // void pop_back(); 14 // void pop_front(); 15 16 #include <deque> 17 #include <cassert> 18 19 #include "../../../MoveOnly.h" 20 #include "min_allocator.h" 21 22 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 23 24 template <class C> 25 C 26 make(int size, int start = 0 ) 27 { 28 const int b = 4096 / sizeof(int); 29 int init = 0; 30 if (start > 0) 31 { 32 init = (start+1) / b + ((start+1) % b != 0); 33 init *= b; 34 --init; 35 } 36 C c(init); 37 for (int i = 0; i < init-start; ++i) 38 c.pop_back(); 39 for (int i = 0; i < size; ++i) 40 c.push_back(MoveOnly(i)); 41 for (int i = 0; i < start; ++i) 42 c.pop_front(); 43 return c; 44 }; 45 46 template <class C> 47 void test(int size) 48 { 49 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2046, 2047, 2048, 2049}; 50 const int N = sizeof(rng)/sizeof(rng[0]); 51 for (int j = 0; j < N; ++j) 52 { 53 C c = make<C>(size, rng[j]); 54 typename C::const_iterator it = c.begin(); 55 for (int i = 0; i < size; ++i, ++it) 56 assert(*it == MoveOnly(i)); 57 } 58 } 59 60 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 61 62 int main() 63 { 64 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 65 { 66 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2046, 2047, 2048, 2049, 4094, 4095, 4096}; 67 const int N = sizeof(rng)/sizeof(rng[0]); 68 for (int j = 0; j < N; ++j) 69 test<std::deque<MoveOnly> >(rng[j]); 70 } 71 #if __cplusplus >= 201103L 72 { 73 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2046, 2047, 2048, 2049, 4094, 4095, 4096}; 74 const int N = sizeof(rng)/sizeof(rng[0]); 75 for (int j = 0; j < N; ++j) 76 test<std::deque<MoveOnly, min_allocator<MoveOnly>> >(rng[j]); 77 } 78 #endif 79 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 80 } 81
