https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82233
--- Comment #10 from Thomas Koenig <tkoenig at gcc dot gnu.org> --- (In reply to Christophe Lyon from comment #9) > Indeed, it passes/fails randomly in subsequent builds. It is killed, maybe > because of a timeout, but there is nothing in the standard logs. > > I've been trying to patch dejagnu to be more verbose in such cases, to avoid > reporting noise; it's still wip. There could be one issue with the test case: Possibly, there could be output to standard error. This didn't cause any problem during regression testing. What happens if you run the test case by hand?