Added comment why ominous assignment is required (#3021)

c928dbd7 · Christian Muehlhaeuser · Miek Gieben · d0c92544 · c928dbd7
Commit c928dbd7 authored Jul 19, 2019 by Christian Muehlhaeuser Committed by Miek Gieben Jul 19, 2019
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plugin/etcd/msg/service_test.go plugin/etcd/msg/service_test.go +1 -0

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--- a/plugin/etcd/msg/service_test.go
+++ b/plugin/etcd/msg/service_test.go
@@ -128,6 +128,7 @@ func BenchmarkNewSRV(b *testing.B) {
 	s := &Service{Host: "www,example.org", Port: 8080}
 	for n := 0; n < b.N; n++ {
 		srv := s.NewSRV("www.example.org.", 16)
+		// this assignment makes sure s.NewSRV doesn't get optimized out
 		srv = srv
 	}
 }