Subversion Repositories openrisc_2011-10-31

/* PR tree-optimization/32772 */

struct S

{

  unsigned long bits[1];

};

void f1 (int, unsigned long *);

int f2 (void);

int f3 (int, unsigned long *);

int f4 (int, unsigned long *);

static inline __attribute__ ((always_inline))

void baz (int x, volatile struct S *y)

{

  f1 (x, y->bits);

}

static int

bar (int x, struct S *y)

{

  int n;

  if (__builtin_constant_p (x) ? f3 (x, y->bits) : f4 (x, y->bits))

    baz (x, y);

  for (n = f2 (); n < 8; n = f2 ())

    f3 (n, y->bits);

}

void

foo (int x, int y)

{

  struct S m;

  while ((y = bar (x, &m)) >= 0);

}