1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
discard """
outputsub: "EVEN 28"
"""
import threadpool, locks
block one:
proc odd(a: int) = echo "ODD ", a
proc even(a: int) = echo "EVEN ", a
proc main() =
var a: array[0..30, int]
for i in low(a)..high(a): a[i] = i
parallel:
var i = 0
while i <= 29:
spawn even(a[i])
spawn odd(a[i+1])
inc i, 2
# is correct here
main()
block two:
var echoLock: Lock
initLock echoLock
proc f(a: openArray[int]) =
for x in a:
withLock echoLock:
echo x
proc f(a: int) =
withLock echoLock:
echo a
proc main() =
var a: array[0..9, int] = [0,1,2,3,4,5,6,7,8,9]
parallel:
spawn f(a[0..2])
#spawn f(a[16..30])
var i = 3
while i <= 8:
spawn f(a[i])
spawn f(a[i+1])
inc i, 2
# is correct here
main()
|
