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/** Tests the optimiser (not to loop on 'reverse'). */
object Test extends App {
def foo {
val s3 = Stream.range(1, 1000) //100000 (ticket #153: Stackoverflow)
// ticket #153
def powers(x: Int) = if ((x&(x-1)) == 0) Some(x) else None
println(s3.flatMap(powers).reverse)
}
foo
}
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