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, 3 insertions, 5 deletions

diff --git a/host/tests/gain_group_test.cpp b/host/tests/gain_group_test.cpp
index 98a2516b8..f5239788c 100644
--- a/host/tests/gain_group_test.cpp
+++ b/host/tests/gain_group_test.cpp
@@ -6,13 +6,11 @@
 //
 
 #include <uhd/utils/gain_group.hpp>
-#include <boost/math/special_functions/round.hpp>
 #include <boost/test/unit_test.hpp>
+#include <cmath>
 #include <functional>
 #include <iostream>
 
-#define rint(x) boost::math::iround(x)
-
 using namespace uhd;
 
 /***********************************************************************
@@ -34,7 +32,7 @@ public:
     void set_value(double gain)
     {
         double step = get_range().step();
-        _gain       = step * rint(gain / step);
+        _gain       = step * std::round(gain / step);
     }
 
 private:
@@ -57,7 +55,7 @@ public:
     void set_value(double gain)
     {
         double step = get_range().step();
-        _gain       = step * rint(gain / step);
+        _gain       = step * std::round(gain / step);
     }
 
 private: