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-rw-r--r--src/main/scala/firrtl/passes/memlib/MemUtils.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/main/scala/firrtl/passes/memlib/MemUtils.scala b/src/main/scala/firrtl/passes/memlib/MemUtils.scala
index 40f81555..709e57af 100644
--- a/src/main/scala/firrtl/passes/memlib/MemUtils.scala
+++ b/src/main/scala/firrtl/passes/memlib/MemUtils.scala
@@ -46,6 +46,7 @@ object createMask {
def apply(dt: Type): Type = dt match {
case t: VectorType => VectorType(apply(t.tpe), t.size)
case t: BundleType => BundleType(t.fields map (f => f copy (tpe=apply(f.tpe))))
+ case GroundType(w) if w == IntWidth(0) => UIntType(IntWidth(0))
case t: GroundType => BoolType
}
}