2 files changed, 5 insertions, 0 deletions
diff --git a/src/library/scala/sys/BooleanProp.scala b/src/library/scala/sys/BooleanProp.scala
index e5e4668edb..b0008b41fd 100644
--- a/src/library/scala/sys/BooleanProp.scala
+++ b/src/library/scala/sys/BooleanProp.scala
@@ -50,6 +50,7 @@ object BooleanProp {
     def get: String = "" + value
     val clear, enable, disable, toggle = ()
     def option = if (isSet) Some(value) else None
+    //def or[T1 >: Boolean](alt: => T1): T1 = if (value) true else alt
 
     protected def zero = false
   }
diff --git a/src/library/scala/sys/Prop.scala b/src/library/scala/sys/Prop.scala
index 17ae8cb69c..52a3d89ecb 100644
--- a/src/library/scala/sys/Prop.scala
+++ b/src/library/scala/sys/Prop.scala
@@ -58,6 +58,10 @@ trait Prop[+T] {
    */
   def option: Option[T]
 
+  // Do not open until 2.12.
+  //** This value if the property is set, an alternative value otherwise. */
+  //def or[T1 >: T](alt: => T1): T1
+
   /** Removes the property from the underlying map.
    */
   def clear(): Unit