Currently we have:
...
$ gdb -q -batch -ex "help set logging overwrite"
Set whether logging overwrites or appends to the log file.
If set, logging overrides the log file.
...
Fix overrides -> overwrites typo.
add_setshow_boolean_cmd ("overwrite", class_support, &logging_overwrite, _("\
Set whether logging overwrites or appends to the log file."), _("\
Show whether logging overwrites or appends to the log file."), _("\
-If set, logging overrides the log file."),
+If set, logging overwrites the log file."),
set_logging_overwrite,
show_logging_overwrite,
&set_logging_cmdlist, &show_logging_cmdlist);