By the build tree do you mean the directory I'm running configure from? If so, then no libjava directory is present despite the libjava configure script certainly running during the build process. On Tue, May 10, 2022 at 6:11 PM Jonathan Wakely <jwakely.gcc@xxxxxxxxx> wrote: > On Tue, 10 May 2022 at 08:24, Zopolis0 via Gcc-help > <gcc-help@xxxxxxxxxxx> wrote: > > To my knowledge the build system invokes the configure script in libjava > as > > it does all the others, I think the issue is within the script itself. > How > > would I check the way it is running the configure script? It dosent seem > to > > show up in the build output. > > Each directory in the build tree has a config.log which is created by > the configure script for that directory. > > At the top of config.log it shows how configure was run. >