libcxxabi/test/cxa_thread_atexit_test.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // UNSUPPORTED: no-threads
  10 // REQUIRES: linux
  11
  12 #include <assert.h>
  13 #include <cxxabi.h>
  14
  15 static bool AtexitImplCalled = false;
  16
  17 extern "C" int __cxa_thread_atexit_impl(void (*dtor)(void *), void *obj,
  18                                         void *dso_symbol) {
  19   assert(dtor == reinterpret_cast<void (*)(void *)>(1));
  20   assert(obj == reinterpret_cast<void *>(2));
  21   assert(dso_symbol == reinterpret_cast<void *>(3));
  22   AtexitImplCalled = true;
  23   return 4;
  24 }
  25
  26 int main(int, char**) {
  27   int RV = __cxxabiv1::__cxa_thread_atexit(
  28       reinterpret_cast<void (*)(void *)>(1), reinterpret_cast<void *>(2),
  29       reinterpret_cast<void *>(3));
  30   assert(RV == 4);
  31   assert(AtexitImplCalled);
  32   return 0;
  33 }