diff --git a/passes/pmgen/xilinx_dsp.pmg b/passes/pmgen/xilinx_dsp.pmg
index 20925c0dc..af47ab111 100644
--- a/passes/pmgen/xilinx_dsp.pmg
+++ b/passes/pmgen/xilinx_dsp.pmg
@@ -460,7 +460,7 @@ arg argD argQ clock
 
 code
 	dff = nullptr;
-	if (argQ.empty() == 0)
+	if (argQ.empty())
 		reject;
 	for (const auto &c : argQ.chunks()) {
 		// Abandon matches when 'Q' is a constant
diff --git a/tests/various/bug1462.ys b/tests/arch/xilinx/bug1462.ys
similarity index 100%
rename from tests/various/bug1462.ys
rename to tests/arch/xilinx/bug1462.ys