Document why we cannot cache all implicit scopes

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/pos/implicit-scope-loop.scala b/tests/pos/implicit-scope-loop.scala
new file mode 100644
index 000000000..162f1a52c
--- /dev/null
+++ b/tests/pos/implicit-scope-loop.scala
@@ -0,0 +1,17 @@
+trait Dummy[T]
+
+
+trait A[T] extends B
+trait B extends Dummy[A[Int]]
+object B {
+  implicit def theB: B = new B {}
+  implicit def theA: A[Int] = new A[Int] {}
+}
+
+object Test {
+  def getB(implicit b: B) = b
+  def getA[T](implicit a: A[T]) = a
+
+  getB
+  getA
+}
\ No newline at end of file