0.4.1-pre3 Redirection of output of commands. 0.4.1-pre4 Redesigned of option handling. Start of libtool introduction. 0.4.1-pre5 Fix of cl_cmdline::syntax_match. 0.4.1-pre6 Stack tracking. Error handling. 0.5.0 Expressions Memory simulation redesigned: address space, chip, address decoder Fix of command interpreter Document updated 0.5.1 Implementation of missing instruction ORL C,\bit of MCS51 Apply changes of SDCC cvs Fix of AVR instruction decoder Bug fixes 0.5.2 Bug fixes to run sdcc regression tests 0.5.3 Eliminate need of flex (for compile) Fix of some includes