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PR79114 use decayed type in std::throw_with_nested assertion 

PR libstdc++/79114
	* libsupc++/nested_exception.h (throw_with_nested): Use decay instead
	of remove_reference.
	* testsuite/18_support/nested_exception/79114.cc: New test.

From-SVN: r244531
This commit is contained in:
Jonathan Wakely 2017-01-17 15:26:06 +00:00 committed by Jonathan Wakely
parent 4f197ff9a8
commit 04c872aae4
3 changed files with 35 additions and 1 deletions
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7
libstdc++-v3/ChangeLog
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@ -1,3 +1,10 @@
2017-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/79114
* libsupc++/nested_exception.h (throw_with_nested): Use decay instead
of remove_reference.
* testsuite/18_support/nested_exception/79114.cc: New test.
2017-01-17 Jakub Jelinek <jakub@redhat.com>
PR other/79046

2
libstdc++-v3/libsupc++/nested_exception.h
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@ -111,7 +111,7 @@ namespace std
inline void
throw_with_nested(_Tp&& __t)
{
using _Up = typename remove_reference<_Tp>::type;
using _Up = typename decay<_Tp>::type;
using _CopyConstructible
= __and_<is_copy_constructible<_Up>, is_move_constructible<_Up>>;
static_assert(_CopyConstructible::value,

27
libstdc++-v3/testsuite/18_support/nested_exception/79114.cc Normal file
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@ -0,0 +1,27 @@
// Copyright (C) 2017 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-do compile { target c++11 } }
#include <exception>
void
test01()
{
std::throw_with_nested("");
std::throw_with_nested(test01);
}