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      1 /* This testcase is part of GDB, the GNU debugger.
      2 
      3    Copyright 2018-2024 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 /* The version of this test-case with f1 tagged with noinline only is equivalent
     19    to gcc/testsuite/gcc.dg/guality/vla-1.c.  */
     20 
     21 #include "attributes.h"
     22 
     23 int
     24 #ifdef NOCLONE
     25 __attribute__((noinline,weak)) ATTRIBUTE_NOCLONE
     26 #else
     27 __attribute__((noinline,weak))
     28 #endif
     29 f1 (int i)
     30 {
     31   char a[i + 1];
     32   a[0] = 5;
     33   return a[0];
     34 }
     35 
     36 int
     37 main (void)
     38 {
     39   volatile int j;
     40   int i = 5;
     41   asm volatile ("" : "=r" (i) : "0" (i));
     42   j = f1 (i);
     43   return 0;
     44 }
     45