Hiii, I want to port GCC on a 64-bit architecture(AMD Opteron) for Linux. 1. After which version GCC supports 64-bit architecture? 2. Can somebody provide any link or study material for porting GCC to 64-bit architecture? 3. What are issues that needs to be addressed for porting? Thanks & Regards, Arpit Jain Download prohibited? No problem! To chat from any browser without download, Click Here: http://in.messenger.yahoo.com/webmessengerpromo.php