| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // This test checks that we retain extern template instantiation declarations |
| // for members of <locale> even when the debug mode is enabled, which is |
| // necessary for correctness. See https://llvm.org/D94718 for details. |
| |
| // UNSUPPORTED: libcxx-no-debug-mode |
| // UNSUPPORTED: libcpp-has-no-localization |
| |
| // RUN: %{cxx} %{flags} %{compile_flags} %s %{link_flags} -fPIC -DTU1 -D_LIBCPP_DEBUG=1 -fvisibility=hidden -shared -o %t.lib |
| // RUN: cd %T && %{cxx} %{flags} %{compile_flags} %s %basename_t.tmp.lib %{link_flags} -fPIC -DTU2 -D_LIBCPP_DEBUG=1 -fvisibility=hidden -o %t.exe |
| // RUN: %{exec} %t.exe |
| |
| #include <cassert> |
| #include <cstdio> |
| #include <sstream> |
| #include <string> |
| |
| std::string __attribute__((visibility("default"))) numToString(int x); |
| |
| #if defined(TU1) |
| |
| std::string numToString(int x) { |
| std::stringstream ss; |
| ss << x; |
| return ss.str(); |
| } |
| |
| #elif defined(TU2) |
| |
| int main(int, char**) { |
| std::string s = numToString(42); |
| assert(s == "42"); |
| |
| return 0; |
| } |
| |
| #endif |
