From 1e65abb7bf3f96bf986a1fea84987a5b35f69adb Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Mon, 11 Sep 2023 21:39:06 +0200
Subject: [PATCH] Fixed issue-1307 (partial, UNPLACED component placements
 render placement if they come with point and orientation)

---
 .../streamers/lefdef/db_plugin/dbDEFImporter.cc    | 14 ++++++++++++++
 testdata/lefdef/mapfile/in.def                     |  2 +-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc b/src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc
index 63515348c..3baced4f5 100644
--- a/src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc
+++ b/src/plugins/streamers/lefdef/db_plugin/dbDEFImporter.cc
@@ -1557,6 +1557,20 @@ DEFImporter::read_components (db::Layout &layout, std::list<std::pair<std::strin
         d = pt - m->second.bbox.transformed (ft).lower_left ();
         is_placed = true;
 
+      } else if (test ("UNPLACED")) {
+
+        //  invalid "UNPLACED", but yet it appears to be existing (#1307)
+        if (test ("(")) {
+
+          db::Point pt = get_point (scale);
+          test (")");
+
+          ft = get_orient (false /*mandatory*/);
+          d = pt - m->second.bbox.transformed (ft).lower_left ();
+          is_placed = true;
+
+        }
+
       } else if (test ("MASKSHIFT")) {
 
         maskshift = get ();
diff --git a/testdata/lefdef/mapfile/in.def b/testdata/lefdef/mapfile/in.def
index f24be607b..5c6012aab 100644
--- a/testdata/lefdef/mapfile/in.def
+++ b/testdata/lefdef/mapfile/in.def
@@ -8,7 +8,7 @@ UNITS DISTANCE MICRONS 1000 ;
 DIEAREA ( 0 0 ) ( 1000 2000 ) ;
 
 COMPONENTS 3 ;
- - macro1 macro1 + PLACED ( 0 0 ) N ;
+ - macro1 macro1 + UNPLACED ( 0 0 ) N ;
 END COMPONENTS
 
 SPECIALNETS 1 ;