fix SI-1247: don't create a thunk for a by-name argument if the argument expression is a Function0 application

1 files changed, 11 insertions, 0 deletions

diff --git a/test/files/run/t1247.scala b/test/files/run/t1247.scala
new file mode 100644
index 0000000000..c709b73bc8
--- /dev/null
+++ b/test/files/run/t1247.scala
@@ -0,0 +1,11 @@
+object Test extends App {
+  val f = () => 5
+  def test(g: => Int) {
+    val gFunc = g _
+    val isSameClosureClass = gFunc.getClass == f.getClass
+    val isSame = gFunc eq f
+    println("Is same closure class: "+isSameClosureClass+" is same closure: "+isSame)
+  }
+
+  test(f())
+}