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trait GenTraversableLike[+A, +Repr] extends Any
object O {
(null: Any) match {
case _: LongTraversableLike[_] =>
}
}
trait LongTraversable extends LongTraversableLike[LongTraversable]
trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenTraversableLike[Any, Repr]
/*
% scalac-hash v2.11.0-M8 test/files/pos/t1786-cycle.scala
[warn] v2.11.0-M8 failed, using closest available
test/files/pos/t1786-cycle.scala:11: error: illegal cyclic reference involving trait LongTraversableLike
trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenTraversableLike[Any, Repr]
^
one error found
Okay again after SI-1786 was reverted.
|-- object O BYVALmode-EXPRmode (site: package <empty>)
| |-- super EXPRmode-POLYmode-QUALmode (silent: <init> in O)
| | |-- this EXPRmode (silent: <init> in O)
| | | \-> O.type
| | \-> O.type
| |-- (null: Any) match { case (_: LongTraversableLike[(_ @ <em... BYVALmode-EXPRmode (site: value <local O> in O)
| | |-- (null: Any) BYVALmode-EXPRmode (site: value <local O> in O)
| | | |-- Any TYPEmode (site: value <local O> in O)
| | | | \-> Any
| | | |-- null : pt=Any EXPRmode (site: value <local O> in O)
| | | | \-> Null(null)
| | | \-> Any
| | |-- (_: LongTraversableLike[(_ @ <empty>)]) : pt=Any PATTERNmode (site: value <local O> in O) enrichment only
| | | |-- LongTraversableLike[(_ @ <empty>)] TYPEPATmode-TYPEmode (site: value <local O> in O) enrichment only
| | | | |-- <: LongTraversableLike[Repr] TYPEmode (site: type Repr in <empty>)
| | | | | |-- LongTraversableLike[Repr] TYPEmode (site: type Repr in <empty>)
| | | | | | |-- Repr NOmode (site: type Repr in <empty>)
| | | | | | | \-> Repr
| | | | | | \-> LongTraversableLike[Repr]
| | | | | [adapt] <: LongTraversableLike[Repr] is now a TypeTree( <: LongTraversableLike[Repr])
| | | | | \-> <: LongTraversableLike[Repr]
| | | | |-- (_ @ <empty>) TYPEPATmode-TYPEmode (site: value <local O> in O) enrichment only
| | | | | \-> _
| | | | |-- GenTraversableLike FUNmode-TYPEmode (site: trait LongTraversableLike)
| | | | | \-> GenTraversableLike
| | | | |-- GenTraversableLike[Any, Repr] TYPEmode (site: trait LongTraversableLike)
| | | | | |-- Any TYPEmode (site: trait LongTraversableLike)
| | | | | | \-> Any
| | | | | |-- Repr TYPEmode (site: trait LongTraversableLike)
| | | | | | \-> Repr
| | | | | caught scala.reflect.internal.Symbols$CyclicReference: illegal cyclic reference involving trait LongTraversableLike: while typing GenTraversableLike[Any, Repr]
test/files/pos/t1786-cycle.scala:11: error: illegal cyclic reference involving trait LongTraversableLike
trait LongTraversableLike[+Repr <: LongTraversableLike[Repr]] extends GenT
*/
|