//===----------------------------------------------------------------------===//
//
//                     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.
//
//===----------------------------------------------------------------------===//

#include "test_macros.h"

#if TEST_STD_VER < 11
#error
#else

// <iterator>
// template <class C> auto begin(C& c) -> decltype(c.begin());
// template <class C> auto begin(const C& c) -> decltype(c.begin());
// template <class C> auto end(C& c) -> decltype(c.end());
// template <class C> auto end(const C& c) -> decltype(c.end());
// template <class E> reverse_iterator<const E*> rbegin(initializer_list<E> il);
// template <class E> reverse_iterator<const E*> rend(initializer_list<E> il);


#include <iterator>
#include <cassert>

namespace Foo {
	struct FakeContainer {};
	typedef int FakeIter;

	FakeIter begin(const FakeContainer &)   { return 1; }
	FakeIter end  (const FakeContainer &)   { return 2; }
	FakeIter rbegin(const FakeContainer &)  { return 3; }
	FakeIter rend  (const FakeContainer &)  { return 4; }

	FakeIter cbegin(const FakeContainer &)  { return 11; }
	FakeIter cend  (const FakeContainer &)  { return 12; }
	FakeIter crbegin(const FakeContainer &) { return 13; }
	FakeIter crend  (const FakeContainer &) { return 14; }
}


int main(){
// Bug #28927 - shouldn't find these via ADL
	(void) std::cbegin (Foo::FakeContainer());
	(void) std::cend   (Foo::FakeContainer());
	(void) std::crbegin(Foo::FakeContainer());
	(void) std::crend  (Foo::FakeContainer());
}
#endif
