RUN: not %lldb-server gdbserver --fd 2>&1 | FileCheck --check-prefixes=FD1,ALL %s
FD1: error: --fd: missing argument

RUN: not %lldb-server gdbserver --fd three 2>&1 | FileCheck --check-prefixes=FD2,ALL %s
FD2: error: invalid '--fd' argument

RUN: not %lldb-server gdbserver --bogus 2>&1 | FileCheck --check-prefixes=BOGUS,ALL %s
BOGUS: error: unknown argument '--bogus'

RUN: not %lldb-server gdbserver 2>&1 | FileCheck --check-prefixes=CONN,ALL %s
CONN: error: no connection arguments

ALL: Use '{{.*}} g[dbserver] --help' for a complete list of options.