Throw exceptions for cloneType failures - fix #358

Add a Builder.exception() method for those cases where continuing is likely to mask the initial error.

1 files changed, 2 insertions, 2 deletions

diff --git a/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala b/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
index de7af462..68fe0bb5 100644
--- a/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
+++ b/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
@@ -408,12 +408,12 @@ class Bundle extends Aggregate {
           constructor.newInstance(_parent.get).asInstanceOf[this.type]
         } catch {
           case _: java.lang.reflect.InvocationTargetException | _: java.lang.IllegalArgumentException =>
-            Builder.error(s"Parameterized Bundle ${this.getClass} needs cloneType method. You are probably using " +
+            Builder.exception(s"Parameterized Bundle ${this.getClass} needs cloneType method. You are probably using " +
               "an anonymous Bundle object that captures external state and hence is un-cloneTypeable")
             this
         }
       case _: java.lang.reflect.InvocationTargetException | _: java.lang.IllegalArgumentException =>
-        Builder.error(s"Parameterized Bundle ${this.getClass} needs cloneType method")
+        Builder.exception(s"Parameterized Bundle ${this.getClass} needs cloneType method")
         this
     }
   }