Hi, On 18/12/18 9:09 μ.μ., Dimitrios Chr. Ioannidis via lazarus wrote: > FPC trunk and Lazarus have the same options "-g -gl -gw3 -OpCOREI > -OoFASTMATH -OoPEEPHOLE"... FYI: if I build FPC and Lazarus with "-g -gl -gw2 -godwarfsets -OpCOREI" the sparta_mdi package builds and link ok . regards, -- Dimitrios Chr. Ioannidis