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.

1 files changed, 2 insertions, 2 deletions

diff --git a/host/lib/usrp/dboard/twinrx/twinrx_experts.cpp b/host/lib/usrp/dboard/twinrx/twinrx_experts.cpp
index 8d3ba591b..58e22e089 100644
--- a/host/lib/usrp/dboard/twinrx/twinrx_experts.cpp
+++ b/host/lib/usrp/dboard/twinrx/twinrx_experts.cpp
@@ -13,7 +13,7 @@
 #include <uhd/utils/log.hpp>
 #include <uhd/utils/math.hpp>
 #include <boost/assign/list_of.hpp>
-#include <boost/math/special_functions/round.hpp>
+#include <cmath>
 
 using namespace uhd::experts;
 using namespace uhd::math;
@@ -271,7 +271,7 @@ void twinrx_chan_gain_expert::resolve()
     // Compute minimum gain. The user-specified gain value will be interpreted as
     // the gain applied on top of the minimum gain state.
     // If antennas are shared or swapped, the switch has 6dB of loss
-    size_t gain_index = std::min(static_cast<size_t>(boost::math::round(_gain.get())),
+    size_t gain_index = std::min(static_cast<size_t>(std::lround(_gain.get())),
         table.get_num_entries() - 1);
 
     // Translate gain to an index in the gain table