gc: fix for Plan 9 build

R=golang-dev
CC=golang-dev, rsc
https://golang.org/cl/4975044

diff --git a/src/cmd/gc/esc.c b/src/cmd/gc/esc.c
index 8664dc606aec4134af2a0d1989f15440fff09fb2..790709cff2af83cd4e21bbed16bfeca8d3bf08ab 100644 (file)
--- a/src/cmd/gc/esc.c
+++ b/src/cmd/gc/esc.c
@@ -471,7 +471,6 @@ esccall(Node *n)
        Type *t, *fntype;
 
        fn = N;
-       fntype = T;
        switch(n->op) {
        default:
                fatal("esccall");