[pcl] Disable SSE for non x86_64 archs

[rmattes]

commit 34ad687eab15782e54c635b8276470c26e06e013
Author: Rich Mattes <richmattes at gmail.com>
Date:   Mon Aug 26 22:43:57 2013 -0400

    Disable SSE for non x86_64 archs

 pcl.spec |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/pcl.spec b/pcl.spec
index 8dd5e34..aef66d0 100644
--- a/pcl.spec
+++ b/pcl.spec
@@ -80,7 +80,7 @@ Library.
 %patch0 -p1 -b .vtk6
 %patch1 -p0 -b .metslib
 # Just to make it obvious we're not using any of these
-#rm -fr recognition/include/pcl/recognition/3rdparty/metslib
+rm -fr recognition/include/pcl/recognition/3rdparty/metslib
 rm -fr surface/src/3rdparty/opennurbs
 rm -rf surface/include/pcl/surface/3rdparty/opennurbs
 
@@ -91,6 +91,11 @@ pushd build
   -DCMAKE_BUILD_TYPE=NONE \
   -DOPENNI_INCLUDE_DIR:PATH=/usr/include/ni \
   -DLIB_INSTALL_DIR=$(echo %{_libdir} | sed -e 's|%{_prefix}/||') \
+%ifarch x86_64
+  -DPCL_ENABLE_SSE=ON \
+%else
+  -DPCL_ENABLE_SSE=OFF \
+%endif
   -DPCL_PKGCONFIG_SUFFIX:STRING="" \
   -DBUILD_documentation=ON \
   -DCMAKE_SKIP_RPATH=ON \