Merge pull request #1953 from retronym/backport/1586

[backport] Fix unsafe array opt. / opt. primitive Array(...)

1 files changed, 61 insertions, 0 deletions

diff --git a/test/files/run/t6611.scala b/test/files/run/t6611.scala
new file mode 100644
index 0000000000..0947a48f90
--- /dev/null
+++ b/test/files/run/t6611.scala
@@ -0,0 +1,61 @@
+object Test extends App {
+  locally {
+    val a = Array("1")
+    val a2 = Array(a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array("1": Object)
+    val a2 = Array[Object](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(true)
+    val a2 = Array[Boolean](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1: Short)
+    val a2 = Array[Short](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1: Byte)
+    val a2 = Array[Byte](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1)
+    val a2 = Array[Int](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1L)
+    val a2 = Array[Long](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1f)
+    val a2 = Array[Float](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(1d)
+    val a2 = Array[Double](a: _*)
+    assert(a ne a2)
+  }
+
+  locally {
+    val a = Array(())
+    val a2 = Array[Unit](a: _*)
+    assert(a ne a2)
+  }
+}