make units compile

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/206044

diff --git a/src/cmd/goyacc/units.y b/src/cmd/goyacc/units.y
index 29446d15b78e30c106e5ce082e078a65f6f28f2e..9be7fa4ae5731c7db4655fbc234a412a8a776646 100644 (file)
--- a/src/cmd/goyacc/units.y
+++ b/src/cmd/goyacc/units.y
@@ -389,7 +389,7 @@ rdigit(c int) bool {
 }
 
 func
-Error(s string, v ...) {
+Error(s string, v ...interface{}) {
 
        /*
         * hack to intercept message from yaccpar