qr{^.FAIL: gdb.base/info-os.exp: .*\n$}o,
qr{^.FAIL: gdb.threads/multiple-step-overs.exp: .*\n$}o,
qr{^.FAIL: gdb.base/random-signal.exp: stop with control-c \Q(timeout)\E\n$}o,
+qr{^.(?:XFAIL|PASS): gdb.threads/attach-many-short-lived-threads.exp: iter \d+: attach(?: \(EPERM\))?\n$}o,
);
my $ignore=shift @ignore;
$ignore=qr/$ignore|$_/ for @ignore;