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-rw-r--r--backends/btor/btor.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/backends/btor/btor.cc b/backends/btor/btor.cc
index 73e88c049..7de5deadd 100644
--- a/backends/btor/btor.cc
+++ b/backends/btor/btor.cc
@@ -1220,6 +1220,8 @@ struct BtorWorker
int this_nid = next_nid++;
btorf("%d uext %d %d %d%s\n", this_nid, sid, nid, 0, getinfo(wire).c_str());
+ if (info_clocks.count(nid))
+ info_clocks[this_nid] |= info_clocks[nid];
btorf_pop(stringf("wire %s", log_id(wire)));
continue;