If they're C libraries (no C++) you should be able to do that without any problems. However, C++ libraries are not compatible between the two compilers. Cheers, Lyle -----Original Message----- From: gcc-help-owner@xxxxxxxxxxx [mailto:gcc-help-owner@xxxxxxxxxxx] On Behalf Of Kapil Mehrotra Sent: Friday, February 06, 2004 1:58 PM To: gcc-help@xxxxxxxxxxx Subject: RE: [BULK] - WELCOME to gcc-help-digest@xxxxxxxxxxx Hi gcc gurus' I have some old libraries (foo.a) compiled with gcc 2.95.2 I would like to use the new 3.2.2 compiler for a new project to produce bar.a Can I link in the old foo.a with the new new bar.a to produce newBar.so ? Thanks a lot for the help, ~Kapil.