From d30b1186311a72e4c5abe7404e0cd0651a1cc914 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Tue, 15 Apr 2014 13:18:18 +0100
Subject: [PATCH] Migrate apple-gcc42 back to homebrew/versions.

Closes Homebrew/homebrew#28418.
---
 Library/Homebrew/cmd/tap.rb        | 5 +----
 Library/Homebrew/tap_migrations.rb | 1 +
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/Library/Homebrew/cmd/tap.rb b/Library/Homebrew/cmd/tap.rb
index f7dbea3226..4b00c21b62 100644
--- a/Library/Homebrew/cmd/tap.rb
+++ b/Library/Homebrew/cmd/tap.rb
@@ -63,10 +63,7 @@ module Homebrew extend self
           tapped += 1
         else
           to = to.realpath if to.exist?
-          # Whitelist gcc42 temporarily until Mavericks/Xcode 5.0 issues are resolved.
-          unless to.tap_ref == 'Homebrew/homebrew/apple-gcc42'
-            opoo "Could not tap #{Tty.white}#{from.tap_ref}#{Tty.reset} over #{Tty.white}#{to.tap_ref}#{Tty.reset}"
-          end
+          opoo "Could not tap #{Tty.white}#{from.tap_ref}#{Tty.reset} over #{Tty.white}#{to.tap_ref}#{Tty.reset}"
         end
       end
     end
diff --git a/Library/Homebrew/tap_migrations.rb b/Library/Homebrew/tap_migrations.rb
index c2c0d856a2..bd4bc5d810 100644
--- a/Library/Homebrew/tap_migrations.rb
+++ b/Library/Homebrew/tap_migrations.rb
@@ -1,5 +1,6 @@
 TAP_MIGRATIONS = {
   "aimage" => "homebrew/boneyard",
+  "apple-gcc42" => "homebrew/versions",
   "blackbox" => "homebrew/boneyard",
   "boost149" => "homebrew/versions",
   "cmucl" => "homebrew/binary",