cmd/gc: fix set but not used error

R=rsc, r CC=golang-dev https://golang.org/cl/13749044

cmd/gc: fix set but not used error
R=rsc, r CC=golang-dev https://golang.org/cl/13749044
b27e0933 · Dave Cheney · 3d3bccc4 · b27e0933
Commit b27e0933 authored Sep 18, 2013 by Dave Cheney
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src/cmd/gc/popt.c src/cmd/gc/popt.c +0 -2

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--- a/src/cmd/gc/popt.c
+++ b/src/cmd/gc/popt.c
@@ -795,7 +795,6 @@ nilopt(Prog *firstp)
 {
 	NilFlow *r;
 	Prog *p;
-	uint32 gen;
 	Graph *g;
 	int ncheck, nkill;
@@ -806,7 +805,6 @@ nilopt(Prog *firstp)
 	if(debug_checknil > 1 /* || strcmp(curfn->nname->sym->name, "f1") == 0 */)
 		dumpit("nilopt", g->start, 0);
-	gen = 0;
 	ncheck = 0;
 	nkill = 0;
 	for(r = (NilFlow*)g->start; r != nil; r = (NilFlow*)r->f.link) {