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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/t7944.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/t7944.scala')
-rw-r--r-- | tests/untried/pos/t7944.scala | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/untried/pos/t7944.scala b/tests/untried/pos/t7944.scala new file mode 100644 index 000000000..2fe2c5866 --- /dev/null +++ b/tests/untried/pos/t7944.scala @@ -0,0 +1,24 @@ +class M[+A, +B] + +object Test { + implicit class EitherOps[A, B](self: Either[A, B]) { + def disjunction: M[A, B] = null + } + + def foo = { + val l: Either[Int, Nothing] = Left[Int, Nothing](1) + + var ok = EitherOps(l).disjunction + + val runawayTypeVar = l.disjunction + + // reported bug: + // found : M[Int,B]; required: M[Int,Nothing] + val assign: M[Int, Nothing] = runawayTypeVar + + // variations on the theme, all failed before similarly. + val assign1: M[Int, Nothing] = {val temp = runawayTypeVar; temp} + val assign2: M[Int, String] = runawayTypeVar + val assign3: M[Int, Nothing] = {val temp = Left(1).disjunction; temp} + } +} |