On 5/11/20 8:48 AM, Keil, Jochen via Gcc-help wrote: > We are trying to figure that out currently. My bet was that libcc1 and libcpp only internal libraries for GCC and not necessary for binaries produced by GCC unless you interface with them. But that's only an assumption, so if you or someone else could elaborate on that I'd very much appreciate that! You can add the -v option to your gcc command line and it will emit all the gory details of what is linked into your binary. Peter