From 6ff4ecb2b42b8df40c2c44051159d53bf9eea65b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Povi=C5=A1er?= <povik@cutebit.org>
Date: Wed, 10 Apr 2024 18:32:27 +0200
Subject: [PATCH] techmap: Remove `techmap_chtype` from the result

---
 passes/techmap/techmap.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index eda7c2f6c3b..64de3a1cac0 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -337,8 +337,10 @@ struct TechmapWorker
 			if (c->type.begins_with("\\$"))
 				c->type = c->type.substr(1);
 			
-			if (c->type == ID::_TECHMAP_PLACEHOLDER_ && tpl_cell->has_attribute(ID::techmap_chtype))
+			if (c->type == ID::_TECHMAP_PLACEHOLDER_ && tpl_cell->has_attribute(ID::techmap_chtype)) {
 				c->type = RTLIL::escape_id(tpl_cell->get_string_attribute(ID::techmap_chtype));
+				c->attributes.erase(ID::techmap_chtype);
+			}
 
 			vector<IdString> autopurge_ports;