From 30c762d3a148afa9e27a93c1fa098b7c478511a4 Mon Sep 17 00:00:00 2001
From: Kristoffer Ellersgaard Koch <kristoffer.koch@gmail.com>
Date: Sun, 5 May 2019 10:00:27 +0200
Subject: Fix all warnings that occurred when compiling with gcc9

---
 passes/techmap/flowmap.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'passes/techmap')

diff --git a/passes/techmap/flowmap.cc b/passes/techmap/flowmap.cc
index 0b7931e48..f5892a60e 100644
--- a/passes/techmap/flowmap.cc
+++ b/passes/techmap/flowmap.cc
@@ -397,7 +397,6 @@ struct FlowGraph
 		pool<RTLIL::SigBit> x, xi;
 
 		NodePrime source_prime = {source, true};
-		NodePrime sink_prime = {sink, false};
 		pool<NodePrime> visited;
 		vector<NodePrime> worklist = {source_prime};
 		while (!worklist.empty())
@@ -1382,7 +1381,8 @@ struct FlowmapWorker
 
 			vector<RTLIL::SigBit> input_nodes(lut_edges_bw[node].begin(), lut_edges_bw[node].end());
 			RTLIL::Const lut_table(State::Sx, max(1 << input_nodes.size(), 1 << minlut));
-			for (unsigned i = 0; i < (1 << input_nodes.size()); i++)
+			unsigned const mask = 1 << input_nodes.size();
+			for (unsigned i = 0; i < mask; i++)
 			{
 				ce.push();
 				for (size_t n = 0; n < input_nodes.size(); n++)
-- 
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