From bd988df6448bfeacf8fa6bf35b21881d3073a547 Mon Sep 17 00:00:00 2001
From: Paul Phillips <paulp@improving.org>
Date: Mon, 13 Feb 2012 23:29:06 -0800
Subject: Fix for set/list/oops bug in MutableSettings#copy.

Closes SI-5446.

I am morally certain that fixes of this nature could be
performed by someone who has logged fewer than ten thousand
hours with the compiler.
---
 src/compiler/scala/tools/nsc/settings/MutableSettings.scala | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'src/compiler')

diff --git a/src/compiler/scala/tools/nsc/settings/MutableSettings.scala b/src/compiler/scala/tools/nsc/settings/MutableSettings.scala
index b468e7c0af..f99d1399c0 100644
--- a/src/compiler/scala/tools/nsc/settings/MutableSettings.scala
+++ b/src/compiler/scala/tools/nsc/settings/MutableSettings.scala
@@ -95,8 +95,7 @@ class MutableSettings(val errorFn: String => Unit)
    */
   def copy(): Settings = {
     val s = new Settings()
-    val xs = userSetSettings flatMap (_.unparse)
-    s.processArguments(xs.toList, true)
+    s.processArguments(recreateArgs, true)
     s
   }
 
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