ref: b44f5825a57942f7ceb29d02fca9f9ea35e5f4f1
dir: /test/asm/label-macro-arg.out.pipe/
ERROR: -(45) -> -::test_char(31):
Macro 'something' not defined
$5
$6
$7
$8
sizeof__something equals $1
sizeof_@something equals $1
sizeof_#something equals $1
sizeof_.something equals $1