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trait A[@specialized(Int) T] {
def foo(t: T): Unit
}
trait B extends A[Int] {
def foo(t: Int): Unit = {
println("B.foo")
}
}
trait M extends B {
abstract override def foo(t: Int): Unit = {
super.foo(t)
println("M.foo")
}
}
object C extends B with M
object D extends B {
override def foo(t: Int): Unit = {
super.foo(t)
println("M.foo")
}
}
object Test {
def main(args: Array[String]): Unit = {
D.foo(42) // OK, prints B.foo M.foo
C.foo(42) // was StackOverflowError
}
}
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