Use appropiately qualified names in blas and rng (#105)

* Use appropiately qualified names in blas and rng

* Revert changing to cl::sycl::half from half

* Apply clang-format

* Use original half qualification in test_common abs function

* remove unecessary changes

include/oneapi/mkl/detail/backend_selector.hpp

@@ -27,6 +27,8 @@
 namespace oneapi {
 namespace mkl {
 
+using namespace cl;
+
 template <backend Backend>
 class backend_selector {
 public:

src/rng/backends/mklcpu/mrg32k3a.cpp

@@ -33,6 +33,8 @@ namespace mkl {
 namespace rng {
 namespace mklcpu {
 
+using namespace cl;
+
 class mrg32k3a_impl : public oneapi::mkl::rng::detail::engine_impl {
 public:
     mrg32k3a_impl(cl::sycl::queue queue, std::uint32_t seed)

src/rng/backends/mklcpu/philox4x32x10.cpp

@@ -33,6 +33,8 @@ namespace mkl {
 namespace rng {
 namespace mklcpu {
 
+using namespace cl;
+
 class philox4x32x10_impl : public oneapi::mkl::rng::detail::engine_impl {
 public:
     philox4x32x10_impl(cl::sycl::queue queue, std::uint64_t seed)

tests/unit_tests/rng/include/rng_test_common.hpp

@@ -79,12 +79,12 @@ class rng_test {
     // method to call any tests, switch between rt and ct
     template <typename... Args>
     int operator()(cl::sycl::device* dev, Args... args) {
-        auto exception_handler = [](sycl::exception_list exceptions) {
+        auto exception_handler = [](cl::sycl::exception_list exceptions) {
             for (std::exception_ptr const& e : exceptions) {
                 try {
                     std::rethrow_exception(e);
                 }
-                catch (sycl::exception const& e) {
+                catch (cl::sycl::exception const& e) {
                     std::cout << "Caught asynchronous SYCL exception during ASUM:\n"
                               << e.what() << std::endl;
                     print_error_code(e);

tests/unit_tests/rng/include/statistics_check_test.hpp

@@ -44,6 +44,7 @@
 
 #define POISSON_ARGS 0.5
 
+using namespace cl;
 template <typename Distr, typename Engine>
 class statistics_test {
 public: