diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/main/scala/firrtl/transforms/Dedup.scala | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/main/scala/firrtl/transforms/Dedup.scala b/src/main/scala/firrtl/transforms/Dedup.scala index 179ccbe4..0667a184 100644 --- a/src/main/scala/firrtl/transforms/Dedup.scala +++ b/src/main/scala/firrtl/transforms/Dedup.scala @@ -296,8 +296,10 @@ object DedupModules { val module2Annotations = mutable.HashMap.empty[String, mutable.HashSet[Annotation]] annotations.foreach { a => a.getTargets.foreach { t => - val annos = module2Annotations.getOrElseUpdate(t.moduleOpt.get, mutable.HashSet.empty[Annotation]) - annos += a + if (t.moduleOpt.isDefined) { + val annos = module2Annotations.getOrElseUpdate(t.moduleOpt.get, mutable.HashSet.empty[Annotation]) + annos += a + } } } def fastSerializedHash(s: Statement): Int ={ |