clang-tests/gcc-4_2-testsuite/src/gcc.c-torture/execute/pr23467.c

struct s1
{
  int __attribute__ ((aligned (8))) a;
};

struct
{
  char c;
  struct s1 m;
} v;

int
main (void)
{
  if ((int)&v.m & 7)
    abort ();
  exit (0);
}