gdb/testsuite/gdb.dwarf2/watch-notconst2.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2010-2016 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 /* The original program corresponding to watch-notconst2.S.
  19
  20    This program is not compiled; the .S version is used instead.
  21
  22    The purpose of this test is to see if GDB can still watch the
  23    variable `x' even when we compile the program using -O2
  24    optimization.  */
  25
  26 extern int g (int j);
  27
  28 int
  29 f (int i)
  30 {
  31   int x = 5;
  32   g (2);
  33   x = i;
  34   return g (x);
  35 }