ref: dca24a6d500565997156f25544572cd1d4c4dbe3
dir: /test/asm/section-union.asm/
SECTION UNION "test", WRAM0
Base:
ds $1000
SECTION UNION "test", WRAM0,ALIGN[8]
ds 42
Plus42:
SECTION UNION "test", WRAM0,ALIGN[4]
SECTION UNION "test", WRAM0[$C000]
; Since the section's base address is known, the labels are constant now
ds $1000 ; This shouldn't overflow
End:
SECTION UNION "test", WRAM0,ALIGN[9]
MACRO check_label
EXPECTED equ \2
IF \1 == EXPECTED
RESULT equs "OK!"
ELSE
RESULT equs "expected {EXPECTED}"
ENDC
PURGE EXPECTED
PRINTLN "\1 is at {\1} ({RESULT})"
PURGE RESULT
ENDM
check_label Base, $C000
check_label Plus42, $C000 + 42
check_label End, $D000
SECTION "test", WRAM0 ; Don't allow creating a section that's not a union!