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PR libstdc++/90008 remove unused capture from variant rel ops 

PR libstdc++/90008
	* include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Remove
	unused capture.
	* testsuite/20_util/variant/90008.cc: New test.

From-SVN: r270236
This commit is contained in:
Jonathan Wakely 2019-04-09 19:50:39 +01:00 committed by Jonathan Wakely
parent 51d63c036b
commit bc203bf0da
3 changed files with 45 additions and 1 deletions
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7
libstdc++-v3/ChangeLog
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@ -1,3 +1,10 @@
2019-04-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90008
* include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Remove
unused capture.
* testsuite/20_util/variant/90008.cc: New test.
2019-04-09 Thomas Rodgers <trodgers@redhat.com>
* include/pstl/algorithm_impl.h: Add namespace qualification.

2
libstdc++-v3/include/std/variant
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@ -1160,7 +1160,7 @@ namespace __variant
{ \
bool __ret = true; \
__do_visit<__detail::__variant::__visit_with_index>( \
[&__ret, &__lhs, __rhs] \
[&__ret, &__lhs] \
(auto&& __rhs_mem, auto __rhs_index) mutable \
-> __detail::__variant::__variant_idx_cookie \
{ \

37
libstdc++-v3/testsuite/20_util/variant/90008.cc Normal file
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@ -0,0 +1,37 @@
// Copyright (C) 2019 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-options "-std=gnu++17" }
// { dg-do compile { target c++17 } }
#include <variant>
struct NoCopy
{
NoCopy();
NoCopy(const NoCopy&) = delete;
};
bool operator==(const NoCopy&, const NoCopy&);
using V = std::variant<NoCopy, int>;
bool
test01(const V& lhs, const V& rhs)
{
return lhs == rhs;
}