cmd/8g: remove unused variable (fix build)

http://build.golang.org/log/0434a945e3351eedaf56aa824d2bfe9c0d5e6735

LGTM=dave
R=bradfitz, dave
CC=golang-codereviews
https://golang.org/cl/144800043

diff --git a/src/cmd/8g/ggen.c b/src/cmd/8g/ggen.c
index a095be36e969da3daced3480e6399ec7ff3ed659..7c986cc6457b4c7d207800fefcd1f6ba9e1e5790 100644 (file)
--- a/src/cmd/8g/ggen.c
+++ b/src/cmd/8g/ggen.c
@@ -210,7 +210,6 @@ clearfat(Node *nl)
 void
 ginscall(Node *f, int proc)
 {
-       int32 arg;
        Prog *p;
        Node reg, r1, con;