re PR libstdc++/65085 (Move-assigned empty string corrupt with -D_GLIBCXX_USE_CXX11_ABI=1)
PR libstdc++/65085 * include/bits/basic_string.h (basic_string(basic_string&&)): Ensure empty string gets null-terminated. * testsuite/21_strings/basic_string/cons/char/65085.cc: New. From-SVN: r220758
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@ -1,3 +1,10 @@
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2015-02-17 Jonathan Wakely <jwakely@redhat.com>
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PR libstdc++/65085
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* include/bits/basic_string.h (basic_string(basic_string&&)): Ensure
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empty string gets null-terminated.
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* testsuite/21_strings/basic_string/cons/char/65085.cc: New.
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2015-02-13 Matthew Wahab <matthew.wahab@arm.com>
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2015-02-13 Matthew Wahab <matthew.wahab@arm.com>
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* testsuite/28_regex/traits/char/isctype.cc (test01): Fix
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* testsuite/28_regex/traits/char/isctype.cc (test01): Fix
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@ -476,9 +476,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CXX11
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{
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{
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if (__str._M_is_local())
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if (__str._M_is_local())
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{
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{
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if (__str.length())
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traits_type::copy(_M_local_buf, __str._M_local_buf,
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traits_type::copy(_M_local_buf, __str._M_local_buf,
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_S_local_capacity + 1);
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_S_local_capacity + 1);
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}
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}
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else
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else
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{
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{
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@ -0,0 +1,40 @@
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// Copyright (C) 2015 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++11" }
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#include <string>
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#include <new>
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#include <cstring>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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std::string s;
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char buf[sizeof(std::string)];
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std::memset(buf, 0xff, sizeof(buf));
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std::string* p = ::new(buf) std::string(std::move(s));
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VERIFY((*p)[0] == '\0');
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p->~basic_string();
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}
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int
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main()
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{
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test01();
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}
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