/* This testcase is part of GDB, the GNU debugger. Copyright 2009-2020 Free Software Foundation, Inc. This program 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 of the License, or (at your option) any later version. This program 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 program. If not, see . */ #include int *global; int main (void) { int pid; pid = vfork (); if (pid == -1) { return 1; } else if (pid != 0) { global = &pid; } else { _exit (0); } return 0; }