text: /*
   * test/suicide.cpp
   * Copyright 2013 Google Inc. All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  #include "backward.hpp"
  
  #include <cstdio>
  #include <sys/resource.h>
  #include "test/test.hpp"
  
  using namespace backward;
  
  void badass_function()
  {
  	char* ptr = (char*)42;
  	*ptr = 42;
  }
  
  TEST_SEGFAULT (invalid_write)
  {
  	badass_function();
  }
  
  int you_shall_not_pass()
  {
  	char* ptr = (char*)42;
  	int v = *ptr;
  	return v;
  }
  
  TEST_SEGFAULT(invalid_read)
  {
  	int v = you_shall_not_pass();
  	std::cout << "v=" << v << std::endl;
  }
  
  void abort_abort_I_repeat_abort_abort()
  {
  	std::cout << "Jumping off the boat!" << std::endl;
  	abort();
  }
  
  TEST_ABORT (calling_abort)
  {
  	abort_abort_I_repeat_abort_abort();
  }
  
  // aarch64 does not trap Division by zero
  #ifndef __aarch64__
  volatile int zero = 0;
  
  int divide_by_zero()
  {
  	std::cout << "And the wild black hole appears..." << std::endl;
  	int v = 42 / zero;
  	return v;
  }
  
  TEST_DIVZERO (divide_by_zero)
  {
  	int v = divide_by_zero();
  	std::cout << "v=" << v << std::endl;
  }
  #endif
  
  // Darwin does not allow RLIMIT_STACK to be reduced
  #ifndef __APPLE__
  int bye_bye_stack(int i) {
  	return bye_bye_stack(i + 1) + bye_bye_stack(i * 2);
  }
  
  TEST_SEGFAULT(stackoverflow)
  {
  	struct rlimit limit;
  	limit.rlim_max = 8096;
  	setrlimit(RLIMIT_STACK, &limit);
  	int r = bye_bye_stack(42);
  	std::cout << "r=" << r << std::endl;
  }
  #endif
  