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| author | Jason Zaugg <jzaugg@gmail.com> | 2014-01-20 06:56:12 -0800 |
|---|---|---|
| committer | Jason Zaugg <jzaugg@gmail.com> | 2014-01-20 06:56:12 -0800 |
| commit | d9ee69ff38bc1f6fc511a9cea6fd6305e3dd89c5 (patch) | |
| tree | 372031b7b13249461a50f954ade19ceed1ef05e4 /test/files/neg/t8146-non-finitary-2.scala | |
| parent | 338b053563e6c57eec157bc19697349782475926 (diff) | |
| parent | ff137422794a3da002bcad9b67afd3ef02fceaa1 (diff) | |
| download | scala-d9ee69ff38bc1f6fc511a9cea6fd6305e3dd89c5.tar.gz scala-d9ee69ff38bc1f6fc511a9cea6fd6305e3dd89c5.tar.bz2 scala-d9ee69ff38bc1f6fc511a9cea6fd6305e3dd89c5.zip | |
Merge pull request #3367 from retronym/backport/3363
[nomaster] Fix non-deterministic <:< for deeply nested types
Diffstat (limited to 'test/files/neg/t8146-non-finitary-2.scala')
| -rw-r--r-- | test/files/neg/t8146-non-finitary-2.scala | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/files/neg/t8146-non-finitary-2.scala b/test/files/neg/t8146-non-finitary-2.scala new file mode 100644 index 0000000000..c12f5f8f49 --- /dev/null +++ b/test/files/neg/t8146-non-finitary-2.scala @@ -0,0 +1,8 @@ +// Example 3 from "On Decidability of Nominal Subtyping with Variance" (Pierce, Kennedy) +// http://research.microsoft.com/pubs/64041/fool2007.pdf +trait N[-Z] +trait D[Y] +trait C[X] extends N[N[C[D[X]]]] +object Test { + def foo(c: C[Int]): N[C[Int]] = c +} |