From 188fbb17cfd18c87f60ec56f62476f97ef2779bb Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Sat, 19 Jun 2021 00:06:52 +0200
Subject: uhd: Remove all occurences of boost::math::*round()

Its behaviour is almost identical to std::lround, which we use instead.
The only downside of std::lround is that it always returns a long, which
we don't always need. We thus add some casts for those cases to make the
compiler happy.
---
 host/lib/usrp/dboard/db_rfx.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'host/lib/usrp/dboard/db_rfx.cpp')

diff --git a/host/lib/usrp/dboard/db_rfx.cpp b/host/lib/usrp/dboard/db_rfx.cpp
index f4de7ccaa..ff26c2d29 100644
--- a/host/lib/usrp/dboard/db_rfx.cpp
+++ b/host/lib/usrp/dboard/db_rfx.cpp
@@ -35,7 +35,7 @@
 #include <uhd/utils/static.hpp>
 #include <boost/assign/list_of.hpp>
 #include <boost/format.hpp>
-#include <boost/math/special_functions/round.hpp>
+#include <cmath>
 #include <functional>
 
 using namespace uhd;
@@ -441,7 +441,7 @@ double rfx_xcvr::set_lo_freq(dboard_iface::unit_t unit, double target_freq)
                 // calculate B and A from N
                 double N = target_freq * R / ref_freq;
                 B        = int(std::floor(N / P));
-                A        = boost::math::iround(N - P * B);
+                A        = static_cast<int>(std::lround(N - P * B));
                 if (B < A or B > 8191 or B < 3 or A > 31) {
                     continue; // constraints on A, B
                 }
-- 
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