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-rw-r--r--src/main/scala/firrtl/transforms/ConstantPropagation.scala7
1 files changed, 2 insertions, 5 deletions
diff --git a/src/main/scala/firrtl/transforms/ConstantPropagation.scala b/src/main/scala/firrtl/transforms/ConstantPropagation.scala
index 04ad2cb2..57b88890 100644
--- a/src/main/scala/firrtl/transforms/ConstantPropagation.scala
+++ b/src/main/scala/firrtl/transforms/ConstantPropagation.scala
@@ -485,11 +485,8 @@ class ConstantPropagation extends Transform {
}
def execute(state: CircuitState): CircuitState = {
- val dontTouches: Seq[(String, String)] = state.annotations match {
- case Some(aMap) => aMap.annotations.collect {
- case DontTouchAnnotation(ComponentName(c, ModuleName(m, _))) => m -> c
- }
- case None => Seq.empty
+ val dontTouches: Seq[(String, String)] = state.annotations.collect {
+ case DontTouchAnnotation(ComponentName(c, ModuleName(m, _))) => m -> c
}
// Map from module name to component names
val dontTouchMap: Map[String, Set[String]] =