[test] Remove dependency on cpu_target

numba_cuda/numba/cuda/tests/cudapy/test_ir_utils.py

@@ -1,12 +1,12 @@
 # SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: BSD-2-Clause
 
-from numba.cuda.testing import CUDATestCase
+from numba.cuda.testing import CUDATestCase, skip_on_cudasim
 from numba.cuda.core.compiler import CompilerBase
 from numba.cuda.flags import Flags
 from numba.cuda.core.compiler_machinery import PassManager
 from numba.cuda.core import ir_utils
-from numba.core import types, ir, bytecode, registry
+from numba.core import types, ir, bytecode
 from numba.cuda import compiler
 from numba.cuda.core.untyped_passes import (
     ExtractByteCode,
@@ -18,13 +18,13 @@
     NopythonTypeInference,
     DeadCodeElimination,
 )
-from numba.cuda.testing import skip_on_cudasim
 
 
 # global constant for testing find_const
 GLOBAL_B = 11
 
 
+@skip_on_cudasim("Requires CUDA target")
 class TestIrUtils(CUDATestCase):
     """
     Tests ir handling utility functions like find_callname.
@@ -47,11 +47,15 @@ def mk_pipeline(
                     locals = {}
                 if not flags:
                     flags = Flags()
-                flags.nrt = True
+
                 if typing_context is None:
-                    typing_context = registry.cpu_target.typing_context
+                    from numba.cuda.descriptor import cuda_target
+
+                    typing_context = cuda_target.typing_context
                 if target_context is None:
-                    target_context = registry.cpu_target.target_context
+                    from numba.cuda.descriptor import cuda_target
+
+                    target_context = cuda_target.target_context
                 return cls(
                     typing_context,
                     target_context,