[HP aCC 3.73] error #440 in 2.smartptr.shared.cpp

aCC -c  -D_RWSTDDEBUG    -I$(TOPDIR)/include -I$(BUILDDIR)/include -I$(TOPDIR)/tests/include  -AA  -g +d  +DD64 +w +W392 +W655 +W684 +W818 +W819 +W849   $(TOPDIR)/tests/tr1.util/2.smartptr.shared.cpp
Error 440: "$(TOPDIR)/include/tr1/_smartptr.h", line 215 # Cannot initialize 'volatile Base_0<int> *' with 'volatile Derived<int> *const'.
            : _C_pbody (__rhs._C_pbody), _C_ptr (__rhs._C_ptr) {
                                                 ^^^^^^^^^^^^   
Error 445: "$(TOPDIR)/tests/tr1.util/2.smartptr.shared.cpp", line 270 # Cannot recover from earlier errors.
    static void
    ^^^^^^^^^^^
gmake: *** [2.smartptr.shared.o] Error 2