Differential D116621 Diff 439539 libcxx/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc_convert_move.pass.cpp

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libcxx/test/std/utilities/tuple/tuple.tuple/tuple.cnstr/alloc_convert_move.pass.cpp

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#include <tuple>		#include <tuple>
#include <string>		#include <string>
#include <memory>		#include <memory>
#include <cassert>		#include <cassert>

#include "test_macros.h"		#include "test_macros.h"
#include "allocators.h"		#include "allocators.h"
		#include "test_allocator.h"
#include "../alloc_first.h"		#include "../alloc_first.h"
#include "../alloc_last.h"		#include "../alloc_last.h"

struct B		struct B
{		{
int id_;		int id_;

explicit B(int i) : id_(i) {}		explicit B(int i) : id_(i) {}
Show All 12 Lines	struct Explicit {
explicit Explicit(int x) : value(x) {}		explicit Explicit(int x) : value(x) {}
};		};

struct Implicit {		struct Implicit {
int value;		int value;
Implicit(int x) : value(x) {}		Implicit(int x) : value(x) {}
};		};

		#if _LIBCPP_STD_VER > 17
		constexpr bool alloc_move_constructor_is_constexpr() {
		std::tuple<int> t1 = 1;
		std::tuple<int> t2 = {std::allocator_arg, test_allocator<int>{}, std::move(t1)};
		assert(std::get<0>(t2) == 1);
		return true;
		}
		#endif

int main(int, char**)		int main(int, char**)
{		{
{		{
typedef std::tuple<int> T0;		typedef std::tuple<int> T0;
typedef std::tuple<alloc_first> T1;		typedef std::tuple<alloc_first> T1;
T0 t0(2);		T0 t0(2);
alloc_first::allocator_constructed = false;		alloc_first::allocator_constructed = false;
T1 t1(std::allocator_arg, A1<int>(5), std::move(t0));		T1 t1(std::allocator_arg, A1<int>(5), std::move(t0));
▲ Show 20 Lines • Show All 43 Lines • ▼ Show 20 Lines	int main(int, char**)
{		{
// Test that we can use a tag derived from allocator_arg_t		// Test that we can use a tag derived from allocator_arg_t
struct DerivedFromAllocatorArgT : std::allocator_arg_t { };		struct DerivedFromAllocatorArgT : std::allocator_arg_t { };
DerivedFromAllocatorArgT derived;		DerivedFromAllocatorArgT derived;
std::tuple<long> from(3l);		std::tuple<long> from(3l);
std::tuple<long long> t0(derived, A1<int>(), std::move(from));		std::tuple<long long> t0(derived, A1<int>(), std::move(from));
}		}

		#if _LIBCPP_STD_VER > 17
		static_assert(alloc_move_constructor_is_constexpr());
		#endif

return 0;		return 0;
}		}