gcc/testsuite/gcc.c-torture/execute/20170111-1.c

   1 /* PR rtl-optimization/79032 */
   2 /* Reported by Daniel Cederman <cederman@gaisler.com> */
   3
   4 extern void abort (void);
   5
   6 struct S {
   7   short a;
   8   long long b;
   9   short c;
  10   char d;
  11   unsigned short e;
  12   long *f;
  13 };
  14
  15 static long foo (struct S *s) __attribute__((noclone, noinline));
  16
  17 static long foo (struct S *s)
  18 {
  19   long a = 1;
  20   a /= s->e;
  21   s->f[a]--;
  22   return a;
  23 }
  24
  25 int main (void)
  26 {
  27   long val = 1;
  28   struct S s = { 0, 0, 0, 0, 2, &val };
  29   val = foo (&s);
  30   if (val != 0)
  31     abort ();
  32   return 0;
  33 }