gdb/testsuite/gdb.arch/amd64-entry-value-inline.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2012-2015 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 static volatile int v;
  19
  20 static __attribute__((noinline, noclone)) void
  21 fn1 (int x)
  22 {
  23   v++;
  24 }
  25
  26 static int
  27 fn2 (int x, int y)
  28 {
  29   if (y)
  30     {
  31       fn1 (x);
  32       y = -2 + x;       /* break-here */
  33       y = y * y * y + y;
  34       fn1 (x + y);
  35     }
  36   return x;
  37 }
  38
  39 __attribute__((noinline, noclone)) int
  40 fn3 (int x, int y)
  41 {
  42   return fn2 (x, y);
  43 }
  44
  45 int
  46 main ()
  47 {
  48   fn3 (6, 25);
  49   return 0;
  50 }