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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <functional>
#include <functional>
#include "test_macros.h"
struct Incomplete;
template<class T> struct Holder { T t; };
typedef Holder<Incomplete> *Ptr;
Ptr no_args() { return nullptr; }
Ptr one_arg(Ptr p) { return p; }
Ptr two_args(Ptr p, Ptr) { return p; }
Ptr three_args(Ptr p, Ptr, Ptr) { return p; }
void one_arg_void(Ptr) { }
int main(int, char**)
{
Ptr x = nullptr;
const Ptr cx = nullptr;
std::ref(no_args)();
std::ref(one_arg)(x);
std::ref(one_arg)(cx);
std::ref(two_args)(x, x);
std::ref(two_args)(x, cx);
std::ref(two_args)(cx, x);
std::ref(two_args)(cx, cx);
std::ref(three_args)(x, x, x);
std::ref(three_args)(x, x, cx);
std::ref(three_args)(x, cx, x);
std::ref(three_args)(cx, x, x);
std::ref(three_args)(x, cx, cx);
std::ref(three_args)(cx, x, cx);
std::ref(three_args)(cx, cx, x);
std::ref(three_args)(cx, cx, cx);
std::ref(one_arg_void)(x);
std::ref(one_arg_void)(cx);
return 0;
}
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