From 83c5aeaaee72c7b17028fa3136da306371529f1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?F=C3=A9lix=20Darricau?= <felix.darricau@gmail.com>
Date: Mon, 13 Apr 2015 17:05:27 +0900
Subject: [PATCH] fix for the rowVector related issue

---
 include/roboptim/core/numeric-quadratic-function.hxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/roboptim/core/numeric-quadratic-function.hxx b/include/roboptim/core/numeric-quadratic-function.hxx
index 1c4804ffd..49d2e607e 100644
--- a/include/roboptim/core/numeric-quadratic-function.hxx
+++ b/include/roboptim/core/numeric-quadratic-function.hxx
@@ -117,8 +117,9 @@ namespace roboptim
   GenericNumericQuadraticFunction<T>::impl_gradient
   (gradient_ref gradient, const_argument_ref x, size_type) const
   {
-    gradient.noalias () = 2 * a_ * x;
-    gradient += b_;
+    buffer_.noalias () = 2 * a_ * x;
+    buffer_ += b_;
+    gradient = buffer_;
   }
 
   // A