diff -r bcd927639039 -r 05ec778794d0 src/share/classes/com/sun/tools/javac/util/List.java
--- a/src/share/classes/com/sun/tools/javac/util/List.java	Wed May 15 00:00:39 2013 -0700
+++ b/src/share/classes/com/sun/tools/javac/util/List.java	Wed May 15 14:00:31 2013 +0100
@@ -154,11 +154,11 @@
     }
 
     public static <A> List<A> from(Iterable<? extends A> coll) {
-        List<A> xs = nil();
+        ListBuffer<A> xs = ListBuffer.lb();
         for (A a : coll) {
-            xs = new List<A>(a, xs);
+            xs.append(a);
         }
-        return xs;
+        return xs.toList();
     }
 
     /** Construct a list consisting of a given number of identical elements.