| // Copyright (C) 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-do link { target c++17 } } |
| // { dg-require-effective-target ieee-floats } |
| // { dg-require-static-libstdcxx } |
| // { dg-additional-options "-static-libstdc++" } |
| |
| // Verify the Ryu symbol generic_to_chars doesn't inadvertently leak into |
| // libstdc++.a. If it did, this test would fail at link time with a multiple |
| // definition error. |
| |
| #include <charconv> |
| |
| extern "C" void generic_to_chars(void) { } |
| |
| int |
| main() |
| { |
| char x[64]; |
| std::to_chars(x, x+64, 42.L, std::chars_format::scientific); |
| } |
