/* { dg-do compile } */
/* { dg-options "-O2" } */

long a;
int *b;
extern __inline __attribute__ ((__always_inline__))
__attribute__ ((__gnu_inline__)) int sprintf (int *p1, char *p2, ...)
{
  a = __builtin_object_size (0, 0);
  return __builtin___sprintf_chk (0, 0, a, p2, __builtin_va_arg_pack ());
}

void
log_bad_request ()
{
  b += sprintf (0, "foo");
}