gdb/testsuite/gdb.reverse/time-reverse.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2008-2023 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #define _GNU_SOURCE
  19 #include <time.h>
  20 #include <sys/syscall.h>
  21 #include <unistd.h>
  22
  23 void
  24 marker1 (void)
  25 {
  26 }
  27
  28 void
  29 marker2 (void)
  30 {
  31 }
  32
  33 time_t time_global = -1;
  34
  35 int
  36 main (void)
  37 {
  38   marker1 ();
  39   syscall (SYS_time, &time_global);
  40   marker2 ();
  41   return 0;
  42 }