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|
module While1
use int.Int
use ref.Ref
let b [@infer] [@bddinfer] (_:int) : int
ensures { result = 18 }
=
let i = ref 1 in
let j = ref 0 in
while !i < 10 do
variant { 10 - !i }
i := !i + 1;
j := !j + 2;
done;
!j
let b2 [@infer:oct] [@bddinfer] (_:int) : int
ensures { result = 18 }
=
let i = ref 1 in
let j = ref 0 in
while !i < 10 do
variant { 10 - !i }
i := !i + 1;
j := !j + 2;
done;
!j
let b3 [@infer:box] [@bddinfer] (_:int) : int
ensures { result = 18 }
=
let i = ref 1 in
let j = ref 0 in
while !i < 10 do
variant { 10 - !i }
i := !i + 1;
j := !j + 2;
done;
!j
end
|
