Subversion Repositories openrisc

/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-switchconv" } */

/* { dg-do run } */

extern void abort (void);

static int X, Y;

int check(int param)

{

  int a = 0;

  int b = 1;

  switch (param)

    {

    case -2:

      a = 0;

      b = -1;

      break;

    case 1:

    case 2:

      a = 8;

      b = 6;

      break;

    case 3:

      a = 9;

      b = 5;

      break;

    case 6:

      a = 10;

      b = 4;

      break;

    default:

      a = 16;

      b = 1;

    }

  X = a;

  Y = b;

  return 0;

}

void assertions(int a, int b)

{

  if (X != a || Y != b)

    abort();

  return;

}

int main ()

{

  check (-10);

  assertions (16, 1);

  check (-2);

  assertions (0, -1);

  check(1);

  assertions (8, 6);

  check(2);

  assertions (8, 6);

  check(3);

  assertions (9, 5);

  check(5);

  assertions (16, 1);

  check(6);

  assertions (10, 4);

  check(12);

  assertions (16, 1);

  return 0;

}

/* { dg-final { scan-tree-dump "Switch converted" "switchconv" } } */

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