From b2e1eea6bf8387a97691721bd6075d01bde45d18 Mon Sep 17 00:00:00 2001
From: Markus Kern <markus@zugo.com>
Date: Sun, 22 Mar 2015 21:22:44 +0000
Subject: [PATCH] Fix alignment crash on i386

---
 output_http.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/output_http.go b/output_http.go
index eaecec6..e4d69aa 100644
--- a/output_http.go
+++ b/output_http.go
@@ -51,13 +51,17 @@ func ParseRequest(data []byte) (request *http.Request, err error) {
 const InitialDynamicWorkers = 10
 
 type HTTPOutput struct {
+	// Keep this as first element of struct because it guarantees 64bit
+	// alignment. atomic.* functions crash on 32bit machines if operand is not
+	// aligned at 64bit. See https://github.com/golang/go/issues/599
+	activeWorkers int64
+
 	address string
 	limit   int
 	queue   chan []byte
 
 	redirectLimit int
 
-	activeWorkers int64
 	needWorker    chan int
 
 	urlRegexp            HTTPUrlRegexp