From 39821317538c89ea49f6e3f3125a82e44b72537b Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Fri, 17 Apr 2015 01:01:58 +0100
Subject: [PATCH] Fix StronglyTypedNumbers::abs

---
 src/units.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/units.hh b/src/units.hh
index f37dc960..2ef536d2 100644
--- a/src/units.hh
+++ b/src/units.hh
@@ -113,7 +113,7 @@ public:
     explicit constexpr operator bool() const { return m_value; }
 
     friend size_t hash_value(RealType val) { return hash_value(val.m_value); }
-    friend size_t abs(RealType val) { return abs(val.m_value); }
+    friend size_t abs(RealType val) { return val.m_value < ValueType(0) ? -val.m_value : val.m_value; }
 
 private:
     ValueType m_value;