From 1bfca502c69a26edca86d716a1ca9d24e6789e59 Mon Sep 17 00:00:00 2001
From: Richard Lin
Date: Fri, 2 Feb 2018 23:30:56 -0800
Subject: Autoclonetype will clone args that are of type data (#768)

---
 chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'chiselFrontend/src/main/scala')

diff --git a/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala b/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
index e45f6d72..6a2e68e0 100644
--- a/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
+++ b/chiselFrontend/src/main/scala/chisel3/core/Aggregate.scala
@@ -702,7 +702,11 @@ class Bundle(implicit compileOptions: CompileOptions) extends Record {
           " Use chisel types instead: use the value before it is turned to a hardware type (with Wire(...), Reg(...), etc) or use chiselTypeOf(...) to extract the chisel type.")
     }
 
-    val ctorParamsVals = ctorParamsNameVals.map{ case (_, paramVal) => paramVal }
+    // Clone unbound parameters in case they are being used as bundle fields.
+    val ctorParamsVals = ctorParamsNameVals.map {
+      case (_, paramVal: Data) => paramVal.cloneTypeFull
+      case (_, paramVal) => paramVal
+    }
 
     // Invoke ctor
     val classMirror = outerClassInstance match {
-- 
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