From 23c3263f1b2b48b729f3877e93abcd9788d7893f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sl=C3=A1vek=20Banko?= <slavek.banko@axis.cz>
Date: Sun, 28 Jun 2015 15:43:43 +0200
Subject: Fix FTBFS with clang [taken from NetBSD kdeartwork3 patches]

---
 tdescreensaver/kdesavers/vec3.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'tdescreensaver/kdesavers/vec3.cpp')

diff --git a/tdescreensaver/kdesavers/vec3.cpp b/tdescreensaver/kdesavers/vec3.cpp
index c66730e5..1715937e 100644
--- a/tdescreensaver/kdesavers/vec3.cpp
+++ b/tdescreensaver/kdesavers/vec3.cpp
@@ -59,7 +59,9 @@ vec3<T>& vec3<T>::rotate(const vec3<T>& r)
       // part of vector which is parallel to r
       vec3<T> par(r*(*this)/(r*r) * r);
       // part of vector which is perpendicular to r
-      vec3<T> perp(*this - par);
+      vec3<T> perp(*this);
+      std::valarray<T> &perp_ = perp;
+      perp -= std::valarray<T>(par);
       // rotation direction, size of perp
       vec3<T> rotdir(norm(perp) * normalized(crossprod(r,perp)));
       *this = par + cos(phi)*perp + sin(phi)*rotdir;
-- 
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