# skip arm64
# a hack example,
# we use a dark type to get
# a pointer to the stack.

type :magic = align 1 { 0 }

data $ret = { l 0 }

export
function $test(:magic %p) {
@start
	%av =w loadw $a
	%a1 =w add 1, %av
	storew %a1, $a       # increment $a
	%r1 =l loadl $ret    # fetch from $ret
	%p1 =l add %p, -8
	%r2 =l loadl %p1     # get the return address
	storel %r2, $ret     # store it in $ret
	%c =w ceql %r1, %r2
	jnz %c, @fin, @cal
@cal
	%i =w call $test()   # no argument given, intentionally!
@fin
	ret
}

# >>> driver
# extern void test(void);
# int a = 2;
# int main() { test(); return !(a == 5); }
# <<<