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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/pos/t3079.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/pos/t3079.scala')
-rw-r--r-- | tests/untried/pos/t3079.scala | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/untried/pos/t3079.scala b/tests/untried/pos/t3079.scala new file mode 100644 index 000000000..b7bd63190 --- /dev/null +++ b/tests/untried/pos/t3079.scala @@ -0,0 +1,17 @@ +sealed trait Identity[A] { + val value: A +} + +trait Coerce[A, B] { + def unwrap: (A => B) +} + +object Coerce { + def IdentityCoerce[B] = new Coerce[Identity[B], B] { + // java.lang.Error: A in trait Identity cannot be instantiated from ?x$1.type + def unwrap = _.value + + // Providing the type of _ works around the problem. + //def unwrap = (_: Identity[B]).value + } +} |