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author | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
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committer | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
commit | 9ef5f6817688f814a3450126aa7383b0928e80a0 (patch) | |
tree | 5727a2f7f7fd665cefdb312af2785c692f04377c /tests/untried/neg/unchecked-knowable.scala | |
parent | 194be919664447631ba55446eb4874979c908d27 (diff) | |
download | dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.gz dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.bz2 dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.zip |
add tests from scala/test/files/{pos,neg}
with explicit Unit return type
Diffstat (limited to 'tests/untried/neg/unchecked-knowable.scala')
-rw-r--r-- | tests/untried/neg/unchecked-knowable.scala | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/untried/neg/unchecked-knowable.scala b/tests/untried/neg/unchecked-knowable.scala new file mode 100644 index 000000000..21624c4fb --- /dev/null +++ b/tests/untried/neg/unchecked-knowable.scala @@ -0,0 +1,22 @@ +/** Knowable - only final leaves */ +sealed abstract class A1 +sealed abstract class A2 extends A1 +final class A3 extends A1 +final class A4 extends A2 + +/** Unknowable */ +sealed abstract class B1 +sealed abstract class B2 extends B1 +sealed trait B2B extends B1 +final class B3 extends B1 +trait B4 extends B2 + +class Bippy +trait Dingus + +class A { + /* warn */ (new Bippy).isInstanceOf[A1] + /* warn */ (new Bippy).isInstanceOf[B1] + /* nowarn */ (null: Dingus).isInstanceOf[B1] + /* nowarn */ ((new Bippy): Any).isInstanceOf[A1] +} |