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Diffstat (limited to 'tests/untried/neg/t8146-non-finitary.scala')
-rw-r--r-- | tests/untried/neg/t8146-non-finitary.scala | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tests/untried/neg/t8146-non-finitary.scala b/tests/untried/neg/t8146-non-finitary.scala new file mode 100644 index 000000000..3d8a3074c --- /dev/null +++ b/tests/untried/neg/t8146-non-finitary.scala @@ -0,0 +1,7 @@ +// Example 3 from "On Decidability of Nominal Subtyping with Variance" (Pierce, Kennedy) +// http://research.microsoft.com/pubs/64041/fool2007.pdf +trait N[-A] +trait C[A] extends N[N[C[C[A]]]] +object Test { + def foo(c: C[Int]): N[C[Int]] = c +} |