Add $tribuf to opt_merge blacklist

diff --git a/passes/opt/opt_merge.cc b/passes/opt/opt_merge.cc
index b63fd3c8d8f7a0236f392994842e89bdce6e051f..b46b4bf4b2e434a7075f58a9db91139e1367a756 100644 (file)
--- a/passes/opt/opt_merge.cc
+++ b/passes/opt/opt_merge.cc
@@ -275,6 +275,7 @@ struct OptMergeWorker
                        ct.cell_types.erase("$pmux");
                }
 
+               ct.cell_types.erase("$tribuf");
                ct.cell_types.erase("$anyseq");
                ct.cell_types.erase("$anyconst");