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author | Adriaan Moors <adriaan.moors@typesafe.com> | 2012-11-25 13:31:52 -0800 |
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committer | Adriaan Moors <adriaan.moors@typesafe.com> | 2012-11-25 13:31:52 -0800 |
commit | b8f06f33a420cf07f980cab61b2a11df6a0f5dca (patch) | |
tree | 939c690f926c712c68eff3f04c1f6c34bbea6bfc /test/files/pos/t6624.scala | |
parent | 8630176e985c5a8266d3afe4c4e3fb50d449630d (diff) | |
parent | faa6cfcf404b4d172f20b3ed01ba3bd59427b700 (diff) | |
download | scala-b8f06f33a420cf07f980cab61b2a11df6a0f5dca.tar.gz scala-b8f06f33a420cf07f980cab61b2a11df6a0f5dca.tar.bz2 scala-b8f06f33a420cf07f980cab61b2a11df6a0f5dca.zip |
Merge pull request #1663 from paulp/merge-2.10.wip-x
Merge 2.10.0-wip into 2.10.x.
Diffstat (limited to 'test/files/pos/t6624.scala')
-rw-r--r-- | test/files/pos/t6624.scala | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/files/pos/t6624.scala b/test/files/pos/t6624.scala new file mode 100644 index 0000000000..1a92b92d53 --- /dev/null +++ b/test/files/pos/t6624.scala @@ -0,0 +1,28 @@ +sealed trait KList[+M[_]] + +case class KCons[M[_], +T <: KList[M]]( + tail: T +) extends KList[M] + +case class KNil[M[_]]() extends KList[M] + +object Test { + val klist: KCons[Option, KCons[Option, KCons[Option, KNil[Nothing]]]] = ??? + + // crashes with + // "Exception in thread "main" scala.reflect.internal.Types$TypeError: value _1 is not a member + // of KCons[Option,KCons[Option,KNil[Nothing]]]" + klist match { + case KCons(KCons(KCons(_))) => + } + + // fails with a similar message as an error, rather than a crash. + klist match { + case KCons(KCons(_)) => + } + + // succeeds + klist match { + case KCons(_) => + } +}
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