//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // <deque> // template <class... Args> void emplace_back(Args&&... args); #include <deque> #include <cassert> #include "../../../Emplaceable.h" #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES std::deque<Emplaceable> make(int size, int start = 0 ) { const int b = 4096 / sizeof(int); int init = 0; if (start > 0) { init = (start+1) / b + ((start+1) % b != 0); init *= b; --init; } std::deque<Emplaceable> c(init); for (int i = 0; i < init-start; ++i) c.pop_back(); for (int i = 0; i < size; ++i) c.push_back(Emplaceable()); for (int i = 0; i < start; ++i) c.pop_front(); return c; }; void test(std::deque<Emplaceable>& c1) { typedef std::deque<Emplaceable> C; typedef C::iterator I; std::size_t c1_osize = c1.size(); c1.emplace_back(Emplaceable(1, 2.5)); assert(c1.size() == c1_osize + 1); assert(distance(c1.begin(), c1.end()) == c1.size()); I i = c1.end(); assert(*--i == Emplaceable(1, 2.5)); } void testN(int start, int N) { typedef std::deque<Emplaceable> C; C c1 = make(N, start); test(c1); } #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES int main() { #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; const int N = sizeof(rng)/sizeof(rng[0]); for (int i = 0; i < N; ++i) for (int j = 0; j < N; ++j) testN(rng[i], rng[j]); #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES }