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structural.scala:3: error: illegal dependent method type
def f(x: { type D; def m: D }) = x.m
^
structural.scala:10: error: Parameter type in structural refinement may not refer to abstract type defined outside that same refinement
def f1[C <: AnyRef](x: AnyRef{ type D <: AnyRef; def m[E >: Null <: AnyRef](x: A): AnyRef; val x: A }) = x.m[Tata](x.x) //fail
^
structural.scala:11: error: Parameter type in structural refinement may not refer to abstract type defined outside that same refinement
def f2[C <: AnyRef](x: AnyRef{ type D <: AnyRef; def m[E >: Null <: AnyRef](x: B): AnyRef; val x: B }) = x.m[Tata](x.x) //fail
^
structural.scala:12: error: Parameter type in structural refinement may not refer to abstract type defined outside that same refinement
def f3[C <: AnyRef](x: AnyRef{ type D <: AnyRef; def m[E >: Null <: AnyRef](x: C): AnyRef; val x: C }) = x.m[Tata](x.x) //fail
^
structural.scala:19: error: illegal dependent method type
def f9[C <: AnyRef](x: AnyRef{ type D <: AnyRef; def m[E >: Null <: AnyRef](x: AnyRef): D }) = x.m[Tata](()) //suceed
^
structural.scala:42: error: Parameter type in structural refinement may not refer to abstract type defined outside that same refinement
type Summable[T] = { def +(v : T) : T }
^
6 errors found
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