* harbour/source/common/hbstr.c
! added missing call to va_end() in hb_snprintf()
* harbour/source/vm/classes.c
+ added internal helper function __objSetClass()
* harbour/source/rtl/valtoexp.prg
* set class in expressions serialized by hb_valToExp()
* harbour/source/rtl/valtostr.c
% optimized hb_strToExp()
* harbour/contrib/xhb/hbcompat.ch
! removed unnecessary conversion for HB_ISPOINTER() in xHarbour part.