gdb/testsuite/gdb.guile/scm-frame-inline.c

   1 /* This test is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2024 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 volatile int v = 42;
  19
  20 __attribute__((__always_inline__)) static inline int
  21 f (void)
  22 {
  23   /* Provide first stub line so that GDB understand the PC is already inside
  24      the inlined function and does not expect a step into it.  */
  25   v++;
  26   v++;          /* break-here */
  27
  28   return v;
  29 }
  30
  31 __attribute__((__noinline__)) static int
  32 g (void)
  33 {
  34   volatile int l = v;
  35
  36   return f ();
  37 }
  38
  39 int
  40 main (void)
  41 {
  42   return g ();
  43 }