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discard """
disabled: i386
outputsub: "65"
"""
import locks
type
MarkerObj = object
lock: Lock
counter: int
Marker = ptr MarkerObj
const
ThreadsCount = 65
proc worker(p: Marker) {.thread.} =
acquire(p.lock)
inc(p.counter)
release(p.lock)
var p = cast[Marker](allocShared0(sizeof(MarkerObj)))
initLock(p.lock)
for i in 0..(ThreadsCount - 1):
var thread: Thread[Marker]
createThread(thread, worker, p)
joinThread(thread)
echo p.counter
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