From a342654ae1efb446a0a475d5dd7b490e979a2361 Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Tue, 6 Oct 2015 15:21:48 +1100
Subject: [PATCH] maths: add namespaced wrappers

---
 maths.hpp | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/maths.hpp b/maths.hpp
index 250f3084..8566c660 100644
--- a/maths.hpp
+++ b/maths.hpp
@@ -40,17 +40,26 @@ namespace util {
 ///////////////////////////////////////////////////////////////////////////////
 // exponentials
 
-template <typename T>
-constexpr T
-pow2 [[gnu::pure]] (T value)
-    { return value * value; }
+namespace util {
+    template <typename T>
+    constexpr T
+    pow2 [[gnu::pure]] (T value)
+        { return value * value; }
+}
 
+template <typename T> constexpr T pow2 [[gnu::pure]] (T value) { return util::pow2 (value); }
 
 //-----------------------------------------------------------------------------
 template <typename T>
 constexpr T
 pow [[gnu::pure]] (T x, unsigned y);
 
+namespace util {
+
+    template <typename T>
+    constexpr T pow (T x, unsigned y) { return ::pow (x, y); }
+}
+
 
 //-----------------------------------------------------------------------------
 template <typename T>