[SYCL]Regression test for isordered function was added

Signed-off-by: mdimakov <[email protected]>

Author: maximdimakov

sycl/test/regression/isordered.cpp

@@ -0,0 +1,23 @@
+#include <CL/sycl.hpp>
+
+int main() {
+  cl::sycl::range<1> ndRng(1);
+  int32_t kernelResult;
+  cl::sycl::queue testQueue;
+  {
+    cl::sycl::buffer<int32_t, 1> buffer(&kernelResult, ndRng);
+    testQueue.submit([&](cl::sycl::handler &h) {
+    auto resultPtr = buffer.template get_access<cl::sycl::access::mode::write>(h);
+      h.single_task<class kernel>([=]() {
+        float inputData_0(0.1);
+        float inputData_1(0.5);
+        resultPtr[0] = cl::sycl::isordered(inputData_0,inputData_1);
+      });
+    });
+  }
+  // Should be 1 according to spec since it's a scalar type not a vector
+  std::cout << "Kernel result: " << std::to_string(kernelResult) << std::endl;
+  assert(kernelResult == 1 && "Incorrect result");
+
+  return 0;
+}