ref: b65ea64a583855ae69b685e3c094d0697d86b2c3 dir: /test/link/section-union/data-overlay.asm/
IF !DEF(SECOND) DATA equs "ds 4" ELSE DATA equs "db $aa, $bb, $cc, $dd" ENDC SECTION UNION "overlaid data", ROM0 DATA PURGE DATA