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Fix #4371: Add regression tests #5850

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Merged
merged 1 commit into from
Feb 5, 2019
Merged

Fix #4371: Add regression tests #5850

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4 changes: 4 additions & 0 deletions tests/neg/i4371a.scala
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Original file line number Diff line number Diff line change
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object App {
class Foo { type A = Boo#B } // error: illegal cyclic reference: alias App.Boo#B of type A refers back to the type itself
class Boo { type B = Foo#A }
}
3 changes: 3 additions & 0 deletions tests/neg/i4371b.scala
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object App {
type T[G[X] <: X, F[X] <: G[F[X]]] // error: Recursion limit exceeded. Maybe there is an illegal cyclic reference? ...
}