Subversion Repositories openrisc_me

/* { dg-do compile } */

/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */

#if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)

typedef int intflt;

#elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)

typedef long intflt;

#else

#error Add target support here for type that will union float size

#endif

union U {

  intflt i;

  float f;

};

intflt foo(int i, int b)

{

  union U u;

  if (b)

    {

      i = i << 2;

      u.i = i;

      return u.f;

    }

  else

    {

      i = i << 2;

      u.i = i;

      return u.f;

    }

}

/* { dg-final { scan-tree-dump-times "Replaced u.f with pretmp" 2 "fre" } } */

/* { dg-final { scan-tree-dump-times "Inserted pretmp" 2 "fre" } } */

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