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object Test1 {
implicit def cast[A, B](x: A)(implicit c: A => B): B = c(x)
val x1: String = 1
val x2: String = cast[Int, String](1)
}
object Test2 {
class Foo
class Bar
class Baz
implicit def foo2bar(x: Foo)(implicit baz2bar: Baz => Bar): Bar = baz2bar(new Baz)
implicit def baz2bar(x: Baz)(implicit foo2bar: Foo => Bar): Bar = foo2bar(new Foo)
val x: Bar = new Foo
val y: Bar = new Baz
}
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