ref: 9646f15b59b88e7edfc0a339e08a1a102b130696
dir: /test/asm/ref-override-bad.err/
error: ref-override-bad.asm(8):
'X' already referenced at ref-override-bad.asm(7)
error: ref-override-bad.asm(13):
'Y' already referenced at ref-override-bad.asm(10)
error: Assembly aborted (2 errors)!