From 5268106c636e75fcf2ced5bd1d08e84f37489f55 Mon Sep 17 00:00:00 2001
From: Nikolaus Wittenstein <nikolaus.wittenstein@gmail.com>
Date: Wed, 30 Oct 2013 11:33:47 -0400
Subject: [PATCH] go: don't patch HEAD installs

The patch was inserting an extra case statement, but a duplicate case
statement is already included in HEAD (and devel).

Closes Homebrew/homebrew#23787.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
---
 Formula/go.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Formula/go.rb b/Formula/go.rb
index 2996be2c39..06c328729f 100644
--- a/Formula/go.rb
+++ b/Formula/go.rb
@@ -34,7 +34,7 @@ class Go < Formula
   # Upstream patch for a switch statement that causes a clang error
   # Should be in the next release.
   # http://code.google.com/p/go/source/detail?r=000ecca1178d67c9b482d3fb0b6a1bc4aeef2472&path=/src/cmd/ld/lib.c
-  def patches; DATA; end unless build.devel?
+  def patches; DATA; end unless build.devel? or build.head?
 
   def install
     # For Clang cgo support Go needs to be able to tell through CC.