From 524b8957e36a7ac931ca0fe042a64fce80195057 Mon Sep 17 00:00:00 2001
From: Adam Izraelevitz
Date: Thu, 9 May 2019 12:06:29 -0700
Subject: Bugfix: GroupComponents (#1082)

* Added test to GroupComponentsSpec demonstrating bug

* Added bugfix to GroupComponents for invalid ports of grouped instances
---
 src/main/scala/firrtl/transforms/GroupComponents.scala | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/main')

diff --git a/src/main/scala/firrtl/transforms/GroupComponents.scala b/src/main/scala/firrtl/transforms/GroupComponents.scala
index 8c36bb6d..6e149762 100644
--- a/src/main/scala/firrtl/transforms/GroupComponents.scala
+++ b/src/main/scala/firrtl/transforms/GroupComponents.scala
@@ -264,6 +264,11 @@ class GroupComponents extends firrtl.Transform {
           val group = byNode(getWRef(c.loc).name)
           groupStatements(group) += Connect(c.info, c.loc, inGroupFixExps(group, topStmts)(c.expr))
           Block(topStmts)
+        case i: IsInvalid if byNode(getWRef(i.expr).name) != "" =>
+          // Sink is in group
+          val group = byNode(getWRef(i.expr).name)
+          groupStatements(group) += i
+          EmptyStmt
         // TODO Attach if all are in a group?
         case _: IsDeclaration | _: Connect | _: Attach =>
           // Sink is in Top
-- 
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