swlab35:39> cat Y.cpp
// Following fails when compiled by g++-3.3.1 with:
//   g++ -O2 -fno-exceptions -Winline -Werror
class Gin
{
 public:
    Gin();
    virtual ~Gin() {}
    void up() const;
}; // Gin

template<class T>
class Kup
{
    public:
        Kup(): _p(0) {}
        Kup(T p): _p(p) {
            if (_p)
            {
                _p->up();
            }
        }
    T _p;
}; // Kup


class HCABase : public Gin
{
 public:
    HCABase();
    virtual ~HCABase();
}; /* HCABase */

class WQ
{
 public:
    WQ(HCABase* h);
    virtual ~WQ();
    Kup<HCABase*>     _hca;
}; // WQ


WQ::WQ(HCABase* h) :
    _hca(h)
{
} // WQ::WQ
swlab35:40> g++ -O2 -fno-exceptions -Winline -c -o /tmp/Y.o Y.cpp
Y.cpp: In member function `WQ::WQ(HCABase*)':
Y.cpp:16: warning: inlining failed in call to `Kup<T>::Kup(T) [with T = 
   HCABase*]'
Y.cpp:44: warning: called from here
Y.cpp: In member function `WQ::WQ(HCABase*)':
Y.cpp:16: warning: inlining failed in call to `Kup<T>::Kup(T) [with T = 
   HCABase*]'
Y.cpp:44: warning: called from here
swlab35:41>