aboutsummaryrefslogtreecommitdiff
blob: 45933d6e4fa3932380d2419dbfd223c989ce7772 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
/* Copyright (C) 2008, 2010 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

/* This is only ever run if it is compiled with a new-enough GCC, but
   we don't want the compilation to fail if compiled by some other
   compiler.  */
#ifdef __GNUC__
#define ATTR __attribute__((always_inline))
#else
#define ATTR
#endif

int x, y;
volatile int result;

void bar(void);

inline ATTR int func1(void)
{
  bar ();
  return x * y;
}

inline ATTR int func2(void)
{
  return x * func1 ();
}

int main (void)
{
  int val;

  x = 7;
  y = 8;
  bar ();

  val = func1 ();
  result = val;

  val = func2 ();
  result = val;

  return 0;
}