9b8e2dea78
This includes fixes for first, last, as_bytes and as_writable_bytes which were missing from the paper. * include/std/span (__cpp_lib_span): Update value. (span(It, size_type), span(It, End)): Make conditionally explicit. Add assertion. (span(R&&), span(const span<OType, OExtent>&)): Likewise and relax constraints. (span::first<Count>(), span::last<Count>()): Use explicit type in return statement. (as_bytes, as_writable_bytes): Likewise. * include/std/version (__cpp_lib_span): Update value. * testsuite/23_containers/span/1.cc: Check new value. * testsuite/23_containers/span/2.cc: Check new value. * testsuite/23_containers/span/explicit.cc: New test.
28 lines
1.0 KiB
C++
28 lines
1.0 KiB
C++
// Copyright (C) 2019-2020 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=gnu++2a" }
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// { dg-do compile { target c++2a } }
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#include <version>
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#ifndef __cpp_lib_span
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# error "Feature-test macro for span missing in <version>"
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#elif __cpp_lib_span != 202002L
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# error "Feature-test macro for span has wrong value in <version>"
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#endif
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