| /* Copyright 2019-2022 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/>.  */ | 
 |  | 
 | volatile int global_var; | 
 |  | 
 | int  __attribute__ ((noinline)) | 
 | bar () | 
 | { | 
 |   return global_var; | 
 | } | 
 |  | 
 | static inline int __attribute__ ((always_inline)) | 
 | foo () | 
 | { | 
 |   return bar (); | 
 | } | 
 |  | 
 | int | 
 | main () | 
 | { | 
 |   int ans; | 
 |   global_var = 0; | 
 |   ans = foo (); | 
 |   return ans; | 
 | } |