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/* { dg-do compile } */

/* { dg-options "-O2 -ftree-tail-merge" } */

float

clamp (const float x)

{

  return x <= 1 ? 1 : x;

}

template < class T > struct VECTOR

{

  float x;

};

template < class TV > class JOINT

{

  virtual void Constrain_Angles (VECTOR < float >&angles) const;

};

template < class TV > class ANGLE_JOINT:public JOINT < TV >

{

  virtual ~ ANGLE_JOINT ()

  {

  }

  void Constrain_Angles (VECTOR < float >&angles) const

  {

    VECTOR < float >v;

    if (v.x)

        v.x = clamp (angles.x);

    else

        v.x = angles.x;

      angles.x = v.x;

  }

};

template ANGLE_JOINT < int >::~ANGLE_JOINT ();