From 7b1babf87ef9eef968a0d9efedc389886aafbf70 Mon Sep 17 00:00:00 2001
From: Palmer Dabbelt
Date: Thu, 8 Oct 2015 15:44:18 -0700
Subject: Handle IllegalArgumentExcetions that mean a cloneType is needed

When trying to cloneType() on classes that take a builtin (like Int),
we get an IllegalArgumentException instead of a InvocationTargetException.
This change prints a nice error message instead of a stack trace.
---
 src/main/scala/Chisel/Core.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/main/scala/Chisel/Core.scala b/src/main/scala/Chisel/Core.scala
index ad938085..3d39b403 100644
--- a/src/main/scala/Chisel/Core.scala
+++ b/src/main/scala/Chisel/Core.scala
@@ -791,7 +791,7 @@ class Bundle extends Aggregate(NO_DIR) {
             Builder.error(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 =>
+      case _: java.lang.reflect.InvocationTargetException | _: java.lang.IllegalArgumentException =>
         Builder.error(s"Parameterized Bundle ${this.getClass} needs cloneType method")
         this
     }
-- 
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