Commit | Line | Data |
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e2882c85 | 1 | /* Copyright (C) 2008-2018 Free Software Foundation, Inc. |
edb3359d DJ |
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 | ||
5283e9e1 TT |
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 | ||
edb3359d | 25 | int x, y; |
a48847ee | 26 | volatile int z = 0; |
edb3359d DJ |
27 | volatile int result; |
28 | volatile int *array_p; | |
29 | ||
30 | void bar(void); | |
31 | ||
5283e9e1 | 32 | inline ATTR int func1(int arg1) |
edb3359d DJ |
33 | { |
34 | int array[64]; | |
35 | array_p = array; | |
36 | array[0] = result; | |
37 | array[1] = arg1; | |
38 | bar (); | |
39 | return x * y + array_p[0] * arg1; | |
40 | } | |
41 | ||
5283e9e1 | 42 | inline ATTR int func2(int arg2) |
edb3359d DJ |
43 | { |
44 | return x * func1 (arg2); | |
45 | } | |
46 | ||
47 | int main (void) | |
48 | { | |
49 | int val; | |
50 | ||
51 | x = 7; | |
52 | y = 8; | |
53 | bar (); | |
54 | ||
55 | val = func1 (result); | |
56 | result = val; | |
57 | ||
58 | val = func2 (result); | |
59 | result = val; | |
60 | ||
61 | return 0; | |
62 | } |