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/* { dg-do compile } */

/* { dg-require-effective-target ilp32 } */

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

class v2d {

public:

   double x;

   double y;

};

class v3d {

public:

   double x;

   v3d() {}

   v3d(const v2d & cr2Dv) {}

};

class e2d {

protected:

   v2d _Min;

   v2d _Max;

public:

   int cop2d(const v2d & rPnt) const;

   v2d clp2d(const v2d & rPnt) const;

};

inline int e2d::cop2d(const v2d & rPnt) const {

   int bRet = 1;

   if (rPnt.x < _Min.x) bRet = 0;

   else if (rPnt.x > _Max.x) bRet = 0;

   else if (rPnt.y > _Max.y) bRet = 0;

   return bRet;

}

inline v2d e2d::clp2d(const v2d & rPnt) const {

   v2d sRet = rPnt;

   if (rPnt.x < _Min.x) sRet.x = _Min.x;

   if (rPnt.y < _Min.y) sRet.y = _Min.y;

   if (rPnt.x > _Max.x) sRet.x = _Max.x;

   if (rPnt.y > _Max.y) sRet.y = _Max.y;

   return sRet;

}

class sExt {

protected:

   e2d _Dom;

   long eval() const;

   long evalPoint(const v2d & crUV, v3d & rPnt) const;

};

long sExt::evalPoint(const v2d & crUV, v3d & rPnt) const {

   v3d sUV = crUV;

   if (!_Dom.cop2d(crUV)) {

      sUV = _Dom.clp2d(crUV);

   }

   eval();

}