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-rw-r--r--src/main/scala/firrtl/Utils.scala2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/scala/firrtl/Utils.scala b/src/main/scala/firrtl/Utils.scala
index 76156d2d..586fe1e7 100644
--- a/src/main/scala/firrtl/Utils.scala
+++ b/src/main/scala/firrtl/Utils.scala
@@ -541,7 +541,7 @@ object Utils extends LazyLogging {
}
/** Adds a root reference to some SubField/SubIndex chain */
- def mergeRef(root: WRef, body: Expression): Expression = body match {
+ def mergeRef(root: Expression, body: Expression): Expression = body match {
case e: WRef =>
WSubField(root, e.name, e.tpe, e.gender)
case e: WSubIndex =>