perf: skip stitching OpenCL test on Win32 platform

modules/stitching/perf/opencl/perf_stitch.cpp

@@ -104,6 +104,11 @@ OCL_PERF_TEST_P(stitch, boat, TEST_DETECTORS)
     Size expected_dst_size(10789, 2663);
     checkDeviceMaxMemoryAllocSize(expected_dst_size, CV_16SC3, 4);
 
+#if defined(_WIN32) && !defined(_WIN64)
+    if (cv::ocl::useOpenCL())
+        throw ::perf::TestBase::PerfSkipTestException();
+#endif
+
     UMat pano;
 
     vector<Mat> _imgs;