[gl3n/f20] update source

[MERCIER Jonathan]

commit 1cb7ddb2fa228f586786ff2ff615c8d4882bc61b
Author: bioinfornatics <bioinfornatics at fedoraproject.org>
Date:   Wed Oct 23 17:40:15 2013 +0200

    update source

 gl3n.spec |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gl3n.spec b/gl3n.spec
index 348a15c..a2a13f7 100644
--- a/gl3n.spec
+++ b/gl3n.spec
@@ -22,6 +22,8 @@ URL:            http://dav1d.bitbucket.org/gl3n/
 Source0:        %{name}-%{alphatag}.tar.xz
 
 BuildRequires:  ldc, ldc-phobos-devel
+# https://github.com/ldc-developers/ldc/issues/116
+ExcludeArch:    %{arm}
 
 %description
 gl3n provides all the math you need to work with OpenGL, DirectX.