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-rw-r--r--tests/proc/bug2619.ys23
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/proc/bug2619.ys b/tests/proc/bug2619.ys
new file mode 100644
index 000000000..a080b94f5
--- /dev/null
+++ b/tests/proc/bug2619.ys
@@ -0,0 +1,23 @@
+read_verilog << EOT
+
+module top(...);
+
+input D1, D2, R, CLK;
+output reg Q1, Q2;
+
+always @(posedge CLK, posedge R) begin
+ Q1 <= 0;
+ if (!R) begin
+ Q1 <= D1;
+ Q2 <= D2;
+ end
+end
+
+endmodule
+
+EOT
+
+proc
+opt
+select -assert-count 1 t:$adff
+select -assert-count 1 t:$dffe