| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <functional> |
| // XFAIL: c++98, c++03, c++11, c++14 |
| |
| // class function<R(ArgTypes...)> |
| |
| // template<class A> function(allocator_arg_t, const A&, function&&); |
| // |
| // This signature was removed in C++17 |
| |
| #include <functional> |
| #include <memory> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| class A |
| { |
| int data_[10]; |
| public: |
| static int count; |
| |
| A() |
| { |
| ++count; |
| for (int i = 0; i < 10; ++i) |
| data_[i] = i; |
| } |
| |
| A(const A&) {++count;} |
| |
| ~A() {--count;} |
| |
| int operator()(int i) const |
| { |
| for (int j = 0; j < 10; ++j) |
| i += data_[j]; |
| return i; |
| } |
| }; |
| |
| int A::count = 0; |
| |
| int g(int) { return 0; } |
| |
| int main() |
| { |
| { |
| std::function<int(int)> f = A(); |
| std::function<int(int)> f2(std::allocator_arg, std::allocator<A>(), std::move(f)); |
| } |
| } |