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use std
use thread
use thrtestutil
const Nherd = 20
var val : uint64 = 0
var done : uint32 = 0
var mtx : thread.mutex
const main = {
done = 0
val = 0
mtx = thread.mkmtx()
thrtestutil.mkherd(Nherd, incvar)
while thread.xget(&done) != Nherd
/* nothing */
;;
if val != 1000 * 20
std.fatal("mutexes are broken, got {}\n", val)
;;
}
const incvar = {
for var i = 0; i < 1000; i++
thread.mtxlock(&mtx)
val++
thread.mtxunlock(&mtx)
;;
thread.xadd(&done, 1)
}
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