From decc9a9f0399d7613017db747732d251fe129236 Mon Sep 17 00:00:00 2001
From: Jason Zaugg <jzaugg@gmail.com>
Date: Wed, 16 Jan 2013 12:29:16 +0100
Subject: SI-6979 Small optimization in lub

If a member of `lubBase` is final, it cannot be
refined in the types we're lubbing.
---
 src/reflect/scala/reflect/internal/Types.scala | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/reflect/scala/reflect/internal/Types.scala b/src/reflect/scala/reflect/internal/Types.scala
index 9d0d38913c..1ef983c1c9 100644
--- a/src/reflect/scala/reflect/internal/Types.scala
+++ b/src/reflect/scala/reflect/internal/Types.scala
@@ -6437,6 +6437,7 @@ trait Types extends api.Types { self: SymbolTable =>
             || sym.isConstructor
             || !sym.isPublic
             || isGetClass(sym)
+            || sym.isFinal
             || narrowts.exists(t => !refines(t, sym))
           )
           def lubsym(proto: Symbol): Symbol = {
-- 
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