1 files changed, 7 insertions, 6 deletions
diff --git a/src/test/scala/chiselTests/Printf.scala b/src/test/scala/chiselTests/Printf.scala
index e6f5d222..2e26dfbf 100644
--- a/src/test/scala/chiselTests/Printf.scala
+++ b/src/test/scala/chiselTests/Printf.scala
@@ -7,15 +7,16 @@ import Chisel._
 import Chisel.testers.BasicTester
 
 class SinglePrintfTester() extends BasicTester {
-  printf("done=%x", io.done)
-  io.done := Bool(true)
-  io.error := Bool(false)
+  val x = UInt(254)
+  printf("x=%x", x)
+  stop()
 }
 
 class MultiPrintfTester() extends BasicTester {
-  printf("done=%x error=%x", io.done, io.error)
-  io.done := Bool(true)
-  io.error := Bool(false)
+  val x = UInt(254)
+  val y = UInt(255)
+  printf("x=%x y=%x", x, y)
+  stop()
 }
 
 class PrintfSpec extends ChiselFlatSpec {