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	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.2
date	2021.05.30.03.28.46;	author joerg;	state dead;
branches;
next	1.1;
commitid	Z2BWNc6JrDmRz7VC;

1.1
date	2015.08.20.09.31.52;	author joerg;	state Exp;
branches
	1.1.1.1;
next	;
commitid	ejnZ8WhR0kK5qZxy;

1.1.1.1
date	2015.08.20.09.31.52;	author joerg;	state Exp;
branches
	1.1.1.1.22.1;
next	;
commitid	ejnZ8WhR0kK5qZxy;

1.1.1.1.22.1
date	2021.05.31.22.12.13;	author cjep;	state dead;
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next	;
commitid	eWz9SBW0XqKjJlVC;


desc
@@


1.2
log
@Remove old version of libc++, migrated to external/apache2/dist/libcxx
to match the rest of the mono-repo imports.
@
text
@//===----------------------------------------------------------------------===//
//
//                     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.
//
//===----------------------------------------------------------------------===//

// <array>

// reference operator[] (size_type)
// const_reference operator[] (size_type); // constexpr in C++14
// reference at (size_type)
// const_reference at (size_type); // constexpr in C++14

#include <array>
#include <cassert>

#include "test_macros.h"

#include "suppress_array_warnings.h"

int main()
{
    {
        typedef double T;
        typedef std::array<T, 3> C;
        C c = {1, 2, 3.5};
        C::reference r1 = c.at(0);
        assert(r1 == 1);
        r1 = 5.5;
        assert(c.front() == 5.5);

        C::reference r2 = c.at(2);
        assert(r2 == 3.5);
        r2 = 7.5;
        assert(c.back() == 7.5);

        try { (void) c.at(3); }
        catch (const std::out_of_range &) {}
    }
    {
        typedef double T;
        typedef std::array<T, 3> C;
        const C c = {1, 2, 3.5};
        C::const_reference r1 = c.at(0);
        assert(r1 == 1);
        
        C::const_reference r2 = c.at(2);
        assert(r2 == 3.5);

        try { (void) c.at(3); }
        catch (const std::out_of_range &) {}
    }
    
#if TEST_STD_VER > 11
    {
        typedef double T;
        typedef std::array<T, 3> C;
        constexpr C c = {1, 2, 3.5};

        constexpr T t1 = c.at(0);
        static_assert (t1 == 1, "");

        constexpr T t2 = c.at(2);
        static_assert (t2 == 3.5, "");
    }
#endif

}
@


1.1
log
@Initial revision
@
text
@@


1.1.1.1
log
@Import libc++ r245547. Various bugfixes, improvements to the C++14
support and some experimental features from the library standard track.
@
text
@@


1.1.1.1.22.1
log
@sync with head
@
text
@@