Please don't top-post. Madhura Upadhya writes: > Andrew Haley wrote: > > Madhura Upadhya writes: > > > > > RH 4 got installed with 3.4.3 gcc compiler. Oracle 10gR2 Native > > > compilation requires gcc 3.2.3 version. So, tried all manuals/forums and > > > couldnt get the answer. Is there any supported way of downgrading from > > > 3.4.3 to 3.2.3 ? > > > > It's never a good idea to ovwerwrite the system compiler, but there's > > nothing at all to stop you from installing another version of gcc in a > > different location. > > > Thanks Andrew. I have a follow up question. > > Is it possible to have 2 differnt versions and is it possible to change > the gcc compiler dynamically ? Sure, just install two versions of gcc and use a bunch of symlinks (or set PATH) accordingly. I don't see why you'd need anything gcc-specific to do this. Andrew.