Quash some VC12 warnings.

include/boost/math/distributions/chi_squared.hpp

@@ -55,6 +55,11 @@ private:
 
 typedef chi_squared_distribution<double> chi_squared;
 
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4127)
+#endif
+
 template <class RealType, class Policy>
 inline const std::pair<RealType, RealType> range(const chi_squared_distribution<RealType, Policy>& /*dist*/)
 { // Range of permissible values for random variable x.
@@ -69,6 +74,10 @@ inline const std::pair<RealType, RealType> range(const chi_squared_distribution<
   }
 }
 
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
 template <class RealType, class Policy>
 inline const std::pair<RealType, RealType> support(const chi_squared_distribution<RealType, Policy>& /*dist*/)
 { // Range of supported values for random variable x.

include/boost/math/distributions/detail/inv_discrete_quantile.hpp

@@ -315,6 +315,12 @@ inline typename Dist::value_type round_to_floor(const Dist& d, typename Dist::va
 
    return result;
 }
+
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4127)
+#endif
+
 template <class Dist>
 inline typename Dist::value_type round_to_ceil(const Dist& d, typename Dist::value_type result, typename Dist::value_type p, bool c)
 {
@@ -343,6 +349,10 @@ inline typename Dist::value_type round_to_ceil(const Dist& d, typename Dist::val
 
    return result;
 }
+
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
 //
 // Now finally are the public API functions.
 // There is one overload for each policy,

include/boost/math/distributions/normal.hpp

@@ -71,6 +71,11 @@ private:
 
 typedef normal_distribution<double> normal;
 
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4127)
+#endif
+
 template <class RealType, class Policy>
 inline const std::pair<RealType, RealType> range(const normal_distribution<RealType, Policy>& /*dist*/)
 { // Range of permissible values for random variable x.
@@ -100,6 +105,10 @@ inline const std::pair<RealType, RealType> support(const normal_distribution<Rea
   }
 }
 
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
 template <class RealType, class Policy>
 inline RealType pdf(const normal_distribution<RealType, Policy>& dist, const RealType& x)
 {

include/boost/math/special_functions/owens_t.hpp

@@ -26,6 +26,11 @@
 
 #include <stdexcept>
 
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4127)
+#endif
+
 namespace boost
 {
    namespace math
@@ -1057,5 +1062,9 @@ namespace boost
    } // namespace math
 } // namespace boost
 
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
 #endif
 // EOF