[SYCL] Change XFAIL tests to UNSUPPORTED for HIP

SYCL/KernelAndProgram/spec_constants_after_link.cpp

@@ -4,7 +4,7 @@
 // FIXME: ACC devices use emulation path, which is not yet supported
 
 // HIP backend does not currently implement linking.
-// XFAIL: hip
+// UNSUPPORTED: hip
 
 // This test checks that specialization constant information is available on
 // kernel bundles produced by sycl::link.

SYCL/Regression/kernel_bundle_ignore_sycl_external.cpp

@@ -3,7 +3,8 @@
 // RUN: %CPU_RUN_PLACEHOLDER %t.out
 // RUN: %ACC_RUN_PLACEHOLDER %t.out
 //
-// XFAIL: cuda || hip
+// XFAIL: cuda
+// UNSUPPORTED: hip
 
 #include <sycl/sycl.hpp>
 

SYCL/Regression/same_unnamed_kernels.cpp

@@ -3,6 +3,7 @@
 // RUN: %GPU_RUN_PLACEHOLDER %t.out
 // RUN: %ACC_RUN_PLACEHOLDER %t.out
 // XFAIL: gpu
+// UNSUPPORTED: hip
 
 //==----- same_unnamed_kernels.cpp - SYCL kernel naming variants test ------==//
 //

SYCL/Regression/static-buffer-dtor.cpp

@@ -15,7 +15,7 @@
 // RUN: %ACC_RUN_PLACEHOLDER %t.out
 
 // Failing on HIP AMD
-// XFAIL: hip_amd
+// UNSUPPORTED: hip_amd
 
 #include <sycl/sycl.hpp>