updating tests to reflect new support of std::complex by joint_reduce and reduce_over_group

Signed-off-by: Chris Perkins <[email protected]>

Author: cperkinsintel

SYCL/GroupAlgorithm/reduce_sycl2020.cpp

@@ -10,6 +10,7 @@
 #include <CL/sycl.hpp>
 #include <algorithm>
 #include <cassert>
+#include <complex>
 #include <limits>
 #include <numeric>
 using namespace sycl;
@@ -89,5 +90,16 @@ int main() {
   test<class KernelNameBitAndI>(q, input, output, sycl::bit_and<int>(), ~0);
 #endif // SPIRV_1_3
 
+  // as part of SYCL_EXT_ONEAPI_COMPLEX_ALGORITHMS (
+  // https://github.com/intel/llvm/pull/5108/ ) joint_reduce and
+  // reduce_over_group now operate on std::complex limited to using the
+  // sycl::plus binary operation.
+  std::array<std::complex<float>, N> input_cd;
+  std::array<std::complex<float>, 4> output_cd;
+  std::iota(input_cd.begin(), input_cd.end(), 0);
+  std::fill(output_cd.begin(), output_cd.end(), 0);
+  test<class KernelNamePlusComplexD>(q, input_cd, output_cd,
+                                     sycl::plus<std::complex<float>>(), 0);
+
   std::cout << "Test passed." << std::endl;
 }