gcc/testsuite/gcc.c-torture/execute/pr82210.c

   1 /* PR c/82210 */
   2 /* { dg-require-effective-target alloca } */
   3
   4 void
   5 foo (int size)
   6 {
   7   int i;
   8   struct S {
   9     __attribute__((aligned (16))) struct T { short c; } a[size];
  10     int b[size];
  11   } s;
  12
  13   for (i = 0; i < size; i++)
  14     s.a[i].c = 0x1234;
  15   for (i = 0; i < size; i++)
  16     s.b[i] = 0;
  17   for (i = 0; i < size; i++)
  18     if (s.a[i].c != 0x1234 || s.b[i] != 0)
  19       __builtin_abort ();
  20 }
  21
  22 int
  23 main ()
  24 {
  25   foo (15);
  26   return 0;
  27 }