95e9a7616d
2019-09-05 JeanHeyd Meneide <phdofthehouse@gmail.com> * include/Makefile.am: Add <span> header. * include/Makefile.in: Regenerate. * include/bits/range_access.h (__adl_begin, __adl_end, __adl_cbegin) (__adl_cend, __adl_rbegin, __adl_rend, __adl_crbegin, __adl_crend) (__adl_data, __adl_cdata, __adl_size, __adl_empty, __adl_to_address): New functions for performing argument-dependent lookup of range customization points. * include/bits/stl_iterator.h (__normal_iterator): Add _GLIBCXX20_CONSTEXPR to all functions. * include/std/span: New header. * include/std/version (__cpp_lib_span): Define feature test macro. * testsuite/23_containers/span/contiguous_range_neg.cc: New test. * testsuite/23_containers/span/everything.cc: New test. * testsuite/23_containers/span/get_neg.cc: New test. * testsuite/23_containers/span/last_neg.cc: New test. * testsuite/23_containers/span/subspan_neg.cc: New test. * testsuite/23_containers/span/tuple_element_dynamic_neg.cc: New test. * testsuite/23_containers/span/tuple_element_oob_neg.cc: New test. * testsuite/23_containers/span/tuple_size_neg.cc: New test. From-SVN: r275403
31 lines
1.0 KiB
C++
31 lines
1.0 KiB
C++
// Copyright (C) 2019 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// { dg-options "-std=c++2a" }
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// { dg-do compile { target c++2a } }
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#include <span>
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#include <tuple>
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int
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main()
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{
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std::span<int, std::dynamic_extent> myspan((int*)nullptr, 0ul);
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std::get<0>(myspan); // { dg-error "here" }
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}
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// { dg-error "static assertion failed" "" { target *-*-* } 0 }
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