From 438bcc68c0859057e4d3f521d1c865d2a9d90e15 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Marcelina=20Ko=C5=9Bcielnicka?= <mwk@0x04.net>
Date: Fri, 11 Jun 2021 12:19:21 +0200
Subject: [PATCH] Add regression test for #2824.

---
 tests/opt/bug2824.ys | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 tests/opt/bug2824.ys

diff --git a/tests/opt/bug2824.ys b/tests/opt/bug2824.ys
new file mode 100644
index 000000000..9d0d1e9e5
--- /dev/null
+++ b/tests/opt/bug2824.ys
@@ -0,0 +1,7 @@
+read_verilog -icells << EOT
+module top(input I, output O);
+$pmux #(.WIDTH(1), .S_WIDTH(2)) m (.S({I, 1'b0}), .A(1'b0), .B({I, 1'b0}), .Y(O));
+endmodule
+EOT
+
+equiv_opt -assert opt_muxtree
-- 
2.30.2