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Revert "Add a __nonnnull__ attribute to std::string's _CharT* constructor"

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This reverts commit b26fd416fb.
This commit is contained in:
Ville Voutilainen 2020-06-30 01:59:34 +03:00
parent 9bca676cc7
commit 2635f9e508
3 changed files with 0 additions and 59 deletions
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1
libstdc++-v3/include/bits/basic_string.h
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@ -522,7 +522,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11
// 3076. basic_string CTAD ambiguity
template<typename = _RequireAllocator<_Alloc>>
#endif
__attribute__((__nonnull__))
basic_string(const _CharT* __s, const _Alloc& __a = _Alloc())
: _M_dataplus(_M_local_data(), __a)
{ _M_construct(__s, __s ? __s + traits_type::length(__s) : __s+npos); }

29
libstdc++-v3/testsuite/21_strings/basic_string/cons/char/nonnull.cc
View file

@ -1,29 +0,0 @@
// Copyright (C) 2020 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-additional-options "-Wnonnull" }
// { dg-do compile { target c++11 } }
#include <string>
void
test01()
{
std::string s((const char*)nullptr); // { dg-warning "null arg" }
std::string t((char*)nullptr); // { dg-warning "null arg" }
std::string u(nullptr); // { dg-warning "null arg" }
}

29
libstdc++-v3/testsuite/21_strings/basic_string/cons/wchar_t/nonnull.cc
View file

@ -1,29 +0,0 @@
// Copyright (C) 2020 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-additional-options "-Wnonnull" }
// { dg-do compile { target c++11 } }
#include <string>
void
test01()
{
std::wstring s((const wchar_t*)nullptr); // { dg-warning "null arg" }
std::wstring t((wchar_t*)nullptr); // { dg-warning "null arg" }
std::wstring u(nullptr); // { dg-warning "null arg" }
}