Fix for #1788. Rearrange struct fields.

dd3f460c · Abiola Ibrahim · 36d8d2c7 · dd3f460c
Commit dd3f460c authored Jul 28, 2017 by Abiola Ibrahim
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caddyhttp/fastcgi/fastcgi.go caddyhttp/fastcgi/fastcgi.go +4 -1

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--- a/caddyhttp/fastcgi/fastcgi.go
+++ b/caddyhttp/fastcgi/fastcgi.go
@@ -366,8 +366,11 @@ type balancer interface {
 // roundRobin is a round robin balancer for fastcgi upstreams.
 type roundRobin struct {
-	addresses []string
+	// Known Go bug: https://golang.org/pkg/sync/atomic/#pkg-note-BUG
+	// must be first field for 64 bit alignment
+	// on x86 and arm.
 	index     int64
+	addresses []string
 }
 func (r *roundRobin) Address() string {