Subversion Repositories openrisc_2011-10-31

/* { dg-do compile } */

/* { dg-options "-O1 -fdump-tree-optimized" } */

void link_error();

struct State {

    int p0, p1, p2;

    inline State(){p0=0;p1=0;p2=0;}

    inline State(const State &s) {

        p0 = s.p0;

        p1 = s.p1;

        p2 = s.p2;

    }

    inline void operator =(const State &s) {

        p0 = s.p0;

        p1 = s.p1;

        p2 = s.p2;

    }

    inline void step(void) {

        p0 = p1+p2;

        p1 = p0*p1+p2;

        p2 = p0-p2;

    }

};

inline void iterate_ok(State &inS1, State &inS2, unsigned int n)

{

    State s1 = inS1;

    for (unsigned int i = 0; i < n; i++) {

        s1.step();

    }

    inS1 = s1;

}

void temp()

{

  State s1;

  s1.p0 = 0;

  s1.p1 = 0;

  s1.p2 = 0;

  State s2;

  s2.p0 = 0;

  s2.p1 = 0;

  s2.p2 = 0;

  iterate_ok (s1, s2, 1);

  if (s1.p0)

   link_error();

  if (s1.p0)

   link_error();

  if (s1.p0)

   link_error();

}

/* We should have removed the casts from pointers to references and caused SRA to happen.  */

/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */

/* { dg-final { cleanup-tree-dump "optimized" } } */