/* This testcase is part of GDB, the GNU debugger. Copyright 2016-2018 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 . */ #define _GNU_SOURCE #include #include #include #include #include #include #define STACK_SIZE 0x1000 int clone_pid; static int clone_fn (void *unused) { /* Wait for alarm. */ while (1) sleep (1); return 0; } int main (int argc, char **argv) { unsigned char *stack; int res; alarm (300); stack = malloc (STACK_SIZE); assert (stack != NULL); #define CLONE_FLAGS (CLONE_THREAD | CLONE_SIGHAND | CLONE_VM) #ifdef __ia64__ clone_pid = __clone2 (clone_fn, stack, STACK_SIZE, CLONE_FLAGS, NULL); #else clone_pid = clone (clone_fn, stack + STACK_SIZE, CLONE_FLAGS, NULL); #endif assert (clone_pid > 0); /* Wait for alarm. */ while (1) sleep (1); return 0; }