Merge pull request #2070 from dotty-staging/fix/erasedLub

Fix bug in erasedLub leading to incorrect signatures

1 files changed, 15 insertions, 0 deletions

diff --git a/tests/pos/erased-lub-2.scala b/tests/pos/erased-lub-2.scala
new file mode 100644
index 000000000..f0f9b27cc
--- /dev/null
+++ b/tests/pos/erased-lub-2.scala
@@ -0,0 +1,15 @@
+trait Foo
+
+trait PF[A, +B] {
+  def apply(x: A): B
+}
+
+object Test {
+  def orElse2[A1, B1 >: Foo](that: PF[A1, B1]): PF[A1, B1] = ???
+
+  def identity[E]: PF[E, E] = ???
+
+  def foo: PF[Foo, Foo] = ???
+
+  def bla(foo: Foo) = orElse2(identity).apply(foo)
+}