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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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// AppleClang 12.0.0 doesn't fully support ranges/concepts
// XFAIL: apple-clang-12.0.0
// <span>
#include <span>
#include <cassert>
#include <cstddef>
struct Sink {
constexpr Sink() = default;
constexpr Sink(Sink*) {}
};
constexpr std::size_t count(std::span<const Sink> sp) {
return sp.size();
}
template<int N>
constexpr std::size_t countn(std::span<const Sink, N> sp) {
return sp.size();
}
constexpr bool test() {
Sink a[10];
assert(count({a}) == 10);
assert(count({a, a+10}) == 10);
assert(countn<10>({a}) == 10);
return true;
}
int main(int, char**) {
test();
static_assert(test());
return 0;
}
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