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Import Debian changes 20180207-1
[hcoop/debian/mlton.git]
/
benchmark
/
tests
/
vector64-concat.sml
1
(*
Written by Stephen
Weeks
(
sweeks@sweeks
.
com
). *)
2
3
structure
Main
=
4
struct
5
fun
doit n
=
6
let
7
val
len
=
20000
8
val
sum
=
Int64
.
fromInt
(
len
* (
len
-
1
))
9
val
v
=
Vector
.
tabulate
(
len
,
fn
i
=>
Int64
.
fromInt i
)
10
fun
loop n
=
11
if
n
<
0
12
then
()
13
else
14
if
sum
=
Vector
.
foldl
(
op
+)
0
(
Vector
.
concat
[
v
,
v
])
15
then
loop
(
n
-
1
)
16
else raise
Fail
"bug"
17
in
loop
(
n
*
10000
)
18
end
19
end