TEMP: debug the Windows OpenCL ICD

Author: jharlow-intel

ci/test.py

@@ -154,6 +154,11 @@ def main() -> int:
     gpu = os.environ.get("GH_CI_DEVICE") == "gpu"
     with tempfile.TemporaryDirectory() as merged:
         env = sycl_env(gpu, pathlib.Path(merged))
+        print("DEBUG icd", env.get("OCL_ICD_FILENAMES"), sys.prefix)
+        if sys.platform == "win32":
+            subprocess.run(["where", "OpenCL.dll"], env=env)
+            subprocess.run(["cmd", "/c", "dir", "C:\\Windows\\System32\\OpenCL*"], env=env)
+        env["OCL_ICD_ENABLE_TRACE"] = "1"
         subprocess.run([sys.executable, "-m", "dpctl", "-f"], env=env)
         if not devices_ok(devices(env), gpu):
             return 1