Sir !! I'm Kim myong soo , live in seoul, korea. I have some question about GCC-3.3.2 for HP-UX Itanium2 platform. (MODEL : HP rx2600) % uname -a HP-UX ?????? B.11.23 U ia64 ??????? ?????? ????? ????? I would like to generate a 64-bit code. I don't search a optioin for 64-bit code generation. I expected your response. Thanks you!!