From 404bcc2d1ed64dffa92b9891d930c6c53c192c1c Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Fri, 20 Dec 2013 12:13:51 +0100
Subject: [PATCH] Fixed dfflibmap endless-loop bug

---
 passes/techmap/dfflibmap.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/passes/techmap/dfflibmap.cc b/passes/techmap/dfflibmap.cc
index 49b980596..c35a09c26 100644
--- a/passes/techmap/dfflibmap.cc
+++ b/passes/techmap/dfflibmap.cc
@@ -482,6 +482,7 @@ struct DfflibmapPass : public Pass {
 			keep_running |= expand_cellmap("$_DFFSR_??*_", "R");
 		} while (keep_running);
 		do {
+			keep_running = false;
 			keep_running |= expand_cellmap("$_DFF_*_", "C");
 			keep_running |= expand_cellmap("$_DFF_*??_", "C");
 			keep_running |= expand_cellmap("$_DFFSR_*??_", "C");
-- 
2.30.2