From 2d74ef968261834031823716a239ecaafddd08e1 Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Tue, 17 May 2016 07:20:11 -0700
Subject: [PATCH] Avoid float to double conversion

---
 test/array.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/array.cpp b/test/array.cpp
index beaa62221..1f4afc1c6 100644
--- a/test/array.cpp
+++ b/test/array.cpp
@@ -525,7 +525,7 @@ template<typename ArrayType> void array_complex(const ArrayType& m)
 
   // scalar by array division
   Scalar  s1 = internal::random<Scalar>();
-  const RealScalar tiny = sqrt(std::numeric_limits<RealScalar>::epsilon());
+  const RealScalar tiny = std::sqrt(std::numeric_limits<RealScalar>::epsilon());
   s1 += Scalar(tiny);
   m1 += ArrayType::Constant(rows,cols,Scalar(tiny));
   VERIFY_IS_APPROX(s1/m1, s1 * m1.inverse());