Don't admit primitive arrays as a generic Java varargs param.

They were sneaking through as polymorphic Arrays and avoiding boxing.

Closes SI-4216

1 files changed, 18 insertions, 0 deletions

diff --git a/test/files/run/t4216.scala b/test/files/run/t4216.scala
new file mode 100644
index 0000000000..4ada8f48aa
--- /dev/null
+++ b/test/files/run/t4216.scala
@@ -0,0 +1,18 @@
+import scala.tools.partest.ReplTest
+
+// t4216
+object Test extends ReplTest {
+  def code =
+    """
+      |def f[A: ArrayTag](a: A) = java.util.Arrays.asList(Array(a): _*)
+      |f(".")
+      |f(0)
+      |def i(a: Int) = java.util.Arrays.asList(Array(a): _*)
+      |i(0)
+      |def o(a: Any) = java.util.Arrays.asList(Array(a): _*)
+      |o(".")
+      |class V(val a: Int) extends AnyVal
+      |f(new V(0))
+      |o(new V(0))
+      |""".stripMargin.trim
+}