General fixing of the installer + example

install

@@ -411,7 +411,7 @@ fi
 
 ### Create example.mk
 install_base=$(cat install_dir)
-openmp_flags="$(cat openmp_flags) $(cat openfpm_flags)"
+openmp_flags="$(cat openmp_flags)"
 
 if [ -d "$i_dir/HDF5/lib" ]; then
   hdf5_lib=$i_dir/HDF5/lib

src/Vector/cuda/vector_dist_cuda_funcs.cuh

@@ -283,7 +283,7 @@ struct _max_: mgpu::maximum_t<red_type>
 {};
 
 template<unsigned int prp, template <typename> class op, typename vector_type>
-auto reduce(vector_type & vd) -> typename std::remove_reference<decltype(vd.template getProp<prp>(0))>::type
+auto reduce_local(vector_type & vd) -> typename std::remove_reference<decltype(vd.template getProp<prp>(0))>::type
 {
 	typedef typename std::remove_reference<decltype(vd.template getProp<prp>(0))>::type reduce_type;
 

src/Vector/cuda/vector_dist_gpu_unit_tests.cu

@@ -736,20 +736,20 @@ BOOST_AUTO_TEST_CASE(vector_dist_reduce)
 
 	vd.template hostToDeviceProp<0,1,2,3>();
 
-	float redf = reduce<0,_add_>(vd);
-	double redd = reduce<1,_add_>(vd);
-	int redi = reduce<2,_add_>(vd);
-	size_t reds = reduce<3,_add_>(vd);
+	float redf = reduce_local<0,_add_>(vd);
+	double redd = reduce_local<1,_add_>(vd);
+	int redi = reduce_local<2,_add_>(vd);
+	size_t reds = reduce_local<3,_add_>(vd);
 
 	BOOST_REQUIRE_EQUAL(redf,(vd.size_local()+1.0)*(vd.size_local())/2.0);
 	BOOST_REQUIRE_EQUAL(redd,(vd.size_local()+1.0)*(vd.size_local())/2.0);
 	BOOST_REQUIRE_EQUAL(redi,(vd.size_local()+1)*(vd.size_local())/2);
 	BOOST_REQUIRE_EQUAL(reds,(vd.size_local()+1)*(vd.size_local())/2);
 
-	float redf2 = reduce<0,_max_>(vd);
-	double redd2 = reduce<1,_max_>(vd);
-	int redi2 = reduce<2,_max_>(vd);
-	size_t reds2 = reduce<3,_max_>(vd);
+	float redf2 = reduce_local<0,_max_>(vd);
+	double redd2 = reduce_local<1,_max_>(vd);
+	int redi2 = reduce_local<2,_max_>(vd);
+	size_t reds2 = reduce_local<3,_max_>(vd);
 
 	BOOST_REQUIRE_EQUAL(redf2,vd.size_local());
 	BOOST_REQUIRE_EQUAL(redd2,vd.size_local());