Inlineable `addrIndex` (#673)

diff --git a/pex.go b/pex.go
index a808af2bc0f9bc6c3724b5d8c4663e03182d67e6..22834436b826dade3e0a830ca10fc7440745fddc 100644 (file)
--- a/pex.go
+++ b/pex.go
@@ -55,7 +55,7 @@ func addrEqual(a, b *krpc.NodeAddr) bool {
 }
 
 func addrIndex(v []krpc.NodeAddr, a *krpc.NodeAddr) int {
-       for i := range v {
+       for i := 0; i < len(v); i += 1 {
                if addrEqual(&v[i], a) {
                        return i
                }