[SYCL] Reenable ZE_DEBUG=4 tests on Windows.

SYCL/DiscardEvents/discard_events_l0_leak.cpp

@@ -1,6 +1,4 @@
 // REQUIRES: level_zero
-// TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
 //
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %s -o %t.out
 //

SYCL/Plugin/level-zero-event-leak.cpp

@@ -1,6 +1,4 @@
 // REQUIRES: level_zero, level_zero_dev_kit
-// TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
 //
 // RUN: %clangxx -fsycl -fsycl-unnamed-lambda -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env ONEAPI_DEVICE_SELECTOR="level_zero:*" ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out wait 2>&1 %GPU_CHECK_PLACEHOLDER

SYCL/Plugin/level_zero_events_caching.cpp

@@ -1,7 +1,4 @@
 // REQUIRES: gpu, level_zero
-// TODO: There is a known issue that ZE_DEBUG=4 produces flaky output on
-// Windows.
-// UNSUPPORTED: windows
 
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env SYCL_PI_LEVEL_ZERO_DEVICE_SCOPE_EVENTS=0 ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out 2>&1 | FileCheck --check-prefixes=CACHING-ENABLED %s

SYCL/Plugin/level_zero_events_caching_leak.cpp

@@ -1,7 +1,4 @@
 // REQUIRES: gpu, level_zero
-// TODO: There is a known issue that ZE_DEBUG=4 produces flaky output on
-// Windows.
-// UNSUPPORTED: windows
 
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env ZE_MAX_NUMBER_OF_EVENTS_PER_EVENT_POOL=4 ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out

SYCL/Plugin/level_zero_queue_create.cpp

@@ -1,6 +1,4 @@
 // REQUIRES: level_zero, level_zero_dev_kit
-// TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
 
 // RUN: %clangxx -fsycl -fsycl-unnamed-lambda -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER

SYCL/Regression/reduction_resource_leak_dw.cpp

@@ -1,6 +1,5 @@
 // REQUIRES: level_zero, level_zero_dev_kit
-// TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
+// XFAIL: windows
 //
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env ONEAPI_DEVICE_SELECTOR="level_zero:*" ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER

SYCL/Regression/reduction_resource_leak_usm.cpp

@@ -1,6 +1,6 @@
 // REQUIRES: level_zero, level_zero_dev_kit
 // TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
+// XFAIL: windows
 //
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
 // RUN: env ONEAPI_DEVICE_SELECTOR="level_zero:*" ZE_DEBUG=4 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER

SYCL/USM/usm_leak_check.cpp

@@ -1,6 +1,4 @@
 // REQUIRES: level_zero
-// TODO: ZE_DEBUG=4 produces no output on Windows. Enable when fixed.
-// UNSUPPORTED: windows
 
 // RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %s -o %t.out