+
+ [ sub { eval 'return 1, 2' }, 'list' ],
+
+ [ sub { return <$x> }, 'list' ],
+
+ [ sub { return -f $0, -r $0 }, 2 ],
+
+ [ sub { return stat $0 }, 13 ],
+ [ sub { return caller 0 }, sub { my @a = caller 0; scalar @a }->() ],
+ [ sub { return localtime }, do { my @a = localtime; scalar @a } ],
+ [ sub { return gmtime }, do { my @a = gmtime; scalar @a } ],