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-rw-r--r--src/main/scala/firrtl/passes/MemUtils.scala2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/main/scala/firrtl/passes/MemUtils.scala b/src/main/scala/firrtl/passes/MemUtils.scala
index 1091db5f..7e2623c4 100644
--- a/src/main/scala/firrtl/passes/MemUtils.scala
+++ b/src/main/scala/firrtl/passes/MemUtils.scala
@@ -35,7 +35,7 @@ import firrtl.PrimOps._
object seqCat {
def apply(args: Seq[Expression]): Expression = args.length match {
case 0 => error("Empty Seq passed to seqcat")
- case 1 => args(0)
+ case 1 => args.head
case 2 => DoPrim(PrimOps.Cat, args, Nil, UIntType(UnknownWidth))
case _ =>
val (high, low) = args splitAt (args.length / 2)