binutils-gdb/gdb/testsuite/gdb.threads/step-bg-decr-pc-switch-thre...

55 lines
1.3 KiB
C

/* This testcase is part of GDB, the GNU debugger.
Copyright 2015-2016 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 <http://www.gnu.org/licenses/>. */
#include <unistd.h>
#include <pthread.h>
#include <assert.h>
/* NOP instruction: must have the same size as the breakpoint
instruction for the test to be effective. */
#if defined (__s390__) || defined (__s390x__)
# define NOP asm ("nopr 0")
#else
# define NOP asm ("nop")
#endif
void *
thread_function (void *arg)
{
NOP; /* set breakpoint here */
while (1);
}
int
main (void)
{
int res;
pthread_t thread;
alarm (300);
res = pthread_create (&thread,
NULL,
thread_function,
NULL);
assert (res == 0);
pthread_join (thread, NULL);
return 0;
}