| // Copyright (C) 2018-2021 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 "-O1 -g0" } |
| // { dg-do compile { target c++11 } } |
| // { dg-final { scan-assembler-not "__throw_length_error" } } |
| // { dg-final { scan-assembler-not "__throw_bad_alloc" } } |
| |
| #include <bits/c++config.h> |
| #undef _GLIBCXX_EXTERN_TEMPLATE |
| #include <string> |
| |
| void |
| test01(std::wstring& target, std::wstring&& source) |
| { |
| // The move assignment operator should be simple enough that the compiler |
| // can see that it never results in a length_error or bad_alloc exception |
| // (which would be turned into std::terminate by the noexcept on the |
| // assignment operator). This is only true when inlining though. |
| #ifndef __NO_INLINE__ |
| target = std::move(source); |
| #endif |
| } |