[NFC] XFAIL HIP/CUDA atomic failures

Author: jsji

sycl/test/check_device_code/hip/atomic/amdgpu_unsafe_atomics.cpp

@@ -2,6 +2,8 @@
 // RUN: %clangxx -fsycl -fsycl-targets=amdgcn-amd-amdhsa %s -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-SAFE
 // RUN: %clangxx -fsycl -fsycl-targets=amdgcn-amd-amdhsa %s -mllvm --amdgpu-oclc-unsafe-int-atomics=true -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-UNSAFE
 // RUN: %clangxx -fsycl -fsycl-targets=amdgcn-amd-amdhsa %s -mllvm --amdgpu-oclc-unsafe-fp-atomics=true  -mllvm --amdgpu-oclc-unsafe-int-atomics=true -S -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-UNSAFE-FP
+// XFAIL: hip
+// XFAIL-TRACKER: https://github.com/intel/llvm/issues/20465
 
 #include <sycl/sycl.hpp>
 

sycl/test/check_device_code/math-builtins/native-math-cuda.cpp

@@ -1,6 +1,8 @@
 // REQUIRES: cuda
 
 // RUN: %clangxx -fsycl -fsycl-targets=nvptx64-nvidia-cuda -S -Xclang -emit-llvm %s -o -| FileCheck %s
+// XFAIL: cuda
+// XFAIL-TRACKER: https://github.com/intel/llvm/issues/20109
 
 #include <sycl/sycl.hpp>