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let (bit[32]) v = 0b101
let (bit[4]) v2 = [0,1,0,0]
register (bit[32]) i
register nat match_success
function unit decode ([bitzero, bitzero, bitone, bitzero]) = match_success := 1
and decode x = match_success := x
function bit main _ = {
i := [bitzero, bitzero, bitone, bitzero];
(* literal match *)
switch v {
case 0b101 -> match_success := 1
case _ -> match_success := v
};
switch i {
case [bitzero, bitzero, bitone, bitzero] -> match_success := 1
case _ -> match_success := i
};
decode(i);
(* concatenation *)
switch i {
case ([bitzero] : [bitzero, bitone] : [bitzero]) -> match_success := 1
case _ -> match_success := i
};
switch i {
(* check order of concatenation *)
case ([bitzero] : [bitone] : [bitzero] : [bitzero]) -> match_success := 99
case ([bitzero] : [bitzero] : [bitone] : [bitzero]) -> match_success := 1
case _ -> match_success := i
};
(* indexed match *)
switch i {
case [0=bitzero, 1=bitzero, 2=bitone, 3=bitzero] -> match_success := 1
case _ -> match_success := i
};
(* slice update *)
i[0] := bitzero;
i[2 .. 3] := [bitone, bitone];
(* slice access of literal *)
v[0];
}
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