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-rw-r--r--kernel/rtlil.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 00be796f..89132ea2 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -870,6 +870,7 @@ namespace {
return;
}
+ if (cell->type == "$_BUF_") { check_gate("AY"); return; }
if (cell->type == "$_NOT_") { check_gate("AY"); return; }
if (cell->type == "$_AND_") { check_gate("ABY"); return; }
if (cell->type == "$_NAND_") { check_gate("ABY"); return; }