ref: 6b903059fe70a7be4b9a1b4d4e05a6765dadac0f
dir: /test/asm/reference-undefined-equs.err/
error: reference-undefined-equs.asm(4):
's1' already referenced at reference-undefined-equs.asm(2)
error: reference-undefined-equs.asm(5):
's2' already referenced at reference-undefined-equs.asm(2)
error: Assembly aborted (2 errors)!