gdb/testsuite/gdb.opt/inline-cmds.c

   1 /* Copyright (C) 2008-2013 Free Software Foundation, Inc.
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; either version 3 of the License, or
   6    (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11    GNU General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  15
  16 /* This is only ever run if it is compiled with a new-enough GCC, but
  17    we don't want the compilation to fail if compiled by some other
  18    compiler.  */
  19 #ifdef __GNUC__
  20 #define ATTR __attribute__((always_inline))
  21 #else
  22 #define ATTR
  23 #endif
  24
  25 int x, y;
  26 volatile int result;
  27
  28 void bar(void);
  29 void marker(void);
  30 void noinline(void);
  31
  32 inline ATTR int func1(void)
  33 {
  34   bar ();
  35   return x * y;
  36 }
  37
  38 inline ATTR int func2(void)
  39 {
  40   return x * func1 ();
  41 }
  42
  43 inline ATTR void func3(void)
  44 {
  45   bar ();
  46 }
  47
  48 inline ATTR void outer_inline1(void)
  49 {
  50   noinline ();
  51 }
  52
  53 inline ATTR void outer_inline2(void)
  54 {
  55   outer_inline1 ();
  56 }
  57
  58 int main (void)
  59 { /* start of main */
  60   int val;
  61
  62   x = 7;
  63   y = 8;
  64
  65   result = func1 ();
  66   result = func2 ();
  67   marker ();
  68
  69   result = 0;
  70   result = 0; /* set breakpoint 3 here */
  71
  72   func1 (); /* first call */
  73   func1 (); /* second call */
  74   marker ();
  75
  76   result = 0;
  77   result = 0; /* set breakpoint 4 here */
  78
  79   func1 ();
  80   func3 ();
  81   marker ();
  82
  83   result = 0;
  84   result = 0; /* set breakpoint 5 here */
  85
  86   marker ();
  87   func1 ();
  88   func3 ();
  89   marker ();  /* set breakpoint 6 here */
  90
  91   outer_inline2 ();
  92
  93   return 0;
  94 }