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re PR libstdc++/57465 (Failed postcondition for std::function constructed with null function pointer)

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PR libstdc++/57465
	* include/std/functional
	(_Function_base::_Base_manager::_M_not_empty_function): Fix overload
	for pointers.
	* testsuite/20_util/function/cons/57465.cc: New.

From-SVN: r202974
This commit is contained in:
Jonathan Wakely 2013-09-27 14:06:09 +00:00 • committed by Jonathan Wakely
parent 09dc585e9a
commit d02dae41e3
3 changed files with 40 additions and 1 deletions
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8
libstdc++-v3/ChangeLog
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@ -1,3 +1,11 @@
2013-08-07 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/57465
* include/std/functional
(_Function_base::_Base_manager::_M_not_empty_function): Fix overload
for pointers.
* testsuite/20_util/function/cons/57465.cc: New.
2013-09-26 Tim Shen <timshen91@gmail.com>
* regex_error.h: Remove _S_error_last to follow the standard.

2
libstdc++-v3/include/std/functional
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@ -1932,7 +1932,7 @@ _GLIBCXX_HAS_NESTED_TYPE(result_type)
template<typename _Tp>
static bool
_M_not_empty_function(const _Tp*& __fp)
_M_not_empty_function(_Tp* const& __fp)
{ return __fp; }
template<typename _Class, typename _Tp>

31
libstdc++-v3/testsuite/20_util/function/cons/57465.cc Normal file
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@ -0,0 +1,31 @@
// Copyright (C) 2013 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/>.
// libstdc++/57465
// { dg-options "-std=gnu++11" }
#include <functional>
#include <testsuite_hooks.h>
int main()
{
using F = void();
F* f = nullptr;
std::function<F> x(f);
VERIFY( !x );
}