Change bitWidth to support ClockType

Match on GroundType instead of UIntType and SIntType

1 files changed, 1 insertions, 2 deletions

diff --git a/src/main/scala/firrtl/passes/MemUtils.scala b/src/main/scala/firrtl/passes/MemUtils.scala
index b235213a..adbf23e5 100644
--- a/src/main/scala/firrtl/passes/MemUtils.scala
+++ b/src/main/scala/firrtl/passes/MemUtils.scala
@@ -83,8 +83,7 @@ object bitWidth {
   def widthOf(dt: Type): BigInt = dt match {
     case t: VectorType => t.size * bitWidth(t.tpe)
     case t: BundleType => t.fields.map(f => bitWidth(f.tpe)).foldLeft(BigInt(0))(_+_)
-    case UIntType(IntWidth(width)) => width
-    case SIntType(IntWidth(width)) => width
+    case GroundType(IntWidth(width)) => width
     case t => error("Unknown type encountered in bitWidth!")
   }
 }