Subversion Repositories openrisc

// { dg-options "-O2" }

// Contributed by Nathan Sidwell 22 Dec 2003 

// Origin: rsandifo@redhat.com

// PR c++/13387. Alias sets were incorrect

struct C {

  C(short *p = 0, int i = 0) : ptr (p), index (i) {}

  short operator*() { return ptr[index]; }

  short *ptr;

  int index;

};

C f1 (C) __attribute__ ((noinline));

C f1 (C x)

{

  return x;

}

void f2 (short)__attribute__ ((noinline));;

short s;

void f2 (short s_)

{

  s = s_;

}

C g (C x)__attribute__ ((noinline));

C g (C x)

{

  x = f1 (x);

  f2 (*x);

  return x;

}

int main ()

{

  short p[2] = { 0x1234, 0x5678 };

  C x (p, 1);

  g (x);

  return s != p[1];

}