From b07f0eebc894dce9220ab57808ff2e7103827fea Mon Sep 17 00:00:00 2001
From: Eddie Hung <eddieh@ece.ubc.ca>
Date: Sat, 4 Aug 2018 18:47:42 -0700
Subject: Be cognisant that delay_t could be a non-integer type (if so,
 truncate to integer)

---
 common/timing.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/common/timing.cc b/common/timing.cc
index c046c76f..2e3c6c7d 100644
--- a/common/timing.cc
+++ b/common/timing.cc
@@ -27,7 +27,7 @@
 NEXTPNR_NAMESPACE_BEGIN
 
 typedef std::vector<const PortRef *> PortRefVector;
-typedef std::map<delay_t, unsigned> DelayFrequency;
+typedef std::map<int, unsigned> DelayFrequency;
 
 struct Timing
 {
@@ -239,9 +239,9 @@ void timing_analysis(Context *ctx, bool print_histogram, bool print_path)
     if (print_histogram) {
         constexpr unsigned num_bins = 20;
         unsigned bar_width = 60;
-        auto min_slack = slack_histogram.begin()->first;
-        auto max_slack = slack_histogram.rbegin()->first;
-        auto bin_size = (max_slack - min_slack) / num_bins;
+        int min_slack = slack_histogram.begin()->first;
+        int max_slack = slack_histogram.rbegin()->first;
+        int bin_size = (max_slack - min_slack) / num_bins;
         std::vector<unsigned> bins(num_bins + 1);
         unsigned max_freq = 0;
         for (const auto &i : slack_histogram) {
-- 
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