From 718521d5cfab91f17c39e0160e617f9a93c15bf1 Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Sun, 22 May 2016 18:17:04 +0200
Subject: Silenced several double-promotion warnings

---
 unsupported/test/matrix_functions.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'unsupported/test/matrix_functions.h')

diff --git a/unsupported/test/matrix_functions.h b/unsupported/test/matrix_functions.h
index 150b4c0c5..4e2636404 100644
--- a/unsupported/test/matrix_functions.h
+++ b/unsupported/test/matrix_functions.h
@@ -61,7 +61,7 @@ struct generateTestMatrix<MatrixType,1>
 };
 
 template <typename Derived, typename OtherDerived>
-double relerr(const MatrixBase<Derived>& A, const MatrixBase<OtherDerived>& B)
+typename Derived::RealScalar relerr(const MatrixBase<Derived>& A, const MatrixBase<OtherDerived>& B)
 {
   return std::sqrt((A - B).cwiseAbs2().sum() / (std::min)(A.cwiseAbs2().sum(), B.cwiseAbs2().sum()));
 }
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