On Sun, Feb 20, 2011 at 7:44 AM, Ian Lance Taylor <iant@xxxxxxxxxx> wrote: > > cc1obj is the Objective C compiler. cc1plus is the C++ compiler. cc1 > is the C comipler. Currently they are separate programs. Currently > they include a preprocessor, but the preprocessor can also be run in a > separate step, which is what this option does. It is possible that in > the future cc1obj, cc1plus, cc1, and others, will be merged into a > single program. > > Ian > These are installed under the 'libexec' directory. For example for my 3.4.6 compiler installed at /opt/gcc-3.4.6-profiled-gnu: [kevdig@PowerMac8600B gcc-3.4.6-profiled-gnu]$ ls -l libexec/gcc/powerpc-unknown-linux-gnu/3.4.6/ total 32192 -rwxr-xr-x 1 root root 4863030 Dec 6 18:30 cc1 -rwxr-xr-x 1 root root 4932076 Dec 6 18:31 cc1obj -rwxr-xr-x 1 root root 5408026 Dec 6 18:31 cc1plus -rwxr-xr-x 1 root root 289056 Dec 6 18:31 collect2 -rwxr-xr-x 1 root root 5133170 Dec 6 18:31 f771 -rwxr-xr-x 1 root root 7324602 Dec 6 18:31 gnat1 drwxr-xr-x 2 root root 4096 Dec 6 18:31 install-tools -rwxr-xr-x 1 root root 4874096 Dec 6 18:31 jc1 -rwxr-xr-x 1 root root 36926 Dec 6 18:31 jvgenmain kevin