fix "declared and not used" in tests;
also template/template.go, missed last time.

R=r
DELTA=116  (61 added, 10 deleted, 45 changed)
OCL=34620
CL=34622
diff --git a/test/fixedbugs/bug008.go b/test/fixedbugs/bug008.go
index 7e7c5ca7..2baead1 100644
--- a/test/fixedbugs/bug008.go
+++ b/test/fixedbugs/bug008.go
@@ -10,9 +10,9 @@
 	i5 := 5;
 
 	switch {  // compiler crash fixable with 'switch true'
-	case i5 < 5: dummy := 0;
-	case i5 == 5: dummy := 0;
-	case i5 > 5: dummy := 0;
+	case i5 < 5: dummy := 0; _ = dummy;
+	case i5 == 5: dummy := 0; _ = dummy;
+	case i5 > 5: dummy := 0; _ = dummy;
 	}
 }
 /*