gcc/testsuite/g++.dg/pr50763-4.C

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-tail-merge" } */
   3
   4 float
   5 clamp (const float x)
   6 {
   7   return x <= 1 ? 1 : x;
   8 }
   9
  10 template < class T > struct VECTOR
  11 {
  12   float x;
  13 };
  14 template < class TV > class JOINT
  15 {
  16   virtual void Constrain_Angles (VECTOR < float >&angles) const;
  17 };
  18
  19 template < class TV > class ANGLE_JOINT:public JOINT < TV >
  20 {
  21   virtual ~ ANGLE_JOINT ()
  22   {
  23   }
  24   void Constrain_Angles (VECTOR < float >&angles) const
  25   {
  26     VECTOR < float >v;
  27     if (v.x)
  28         v.x = clamp (angles.x);
  29     else
  30         v.x = angles.x;
  31       angles.x = v.x;
  32   }
  33 };
  34 template ANGLE_JOINT < int >::~ANGLE_JOINT ();