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milessabin/gist:55939412017e2da20bcb9047240364f8

Created August 31, 2016 13:43
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gistfile1.txt
scala> def narrow[T <: Singleton](t: T): T {} = t
narrow: [T <: Singleton](t: T)T
scala> narrow(23)
res1: 23 = 23
scala> var x = narrow(42)
x: 42 = 42
scala>
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