Update EXPECTED_LIB_SYMBOLS for nvJitLink to cleanly support CTK versions 12.0, 12.1, 12.2

Author: rwgk

cuda_bindings/cuda/bindings/_path_finder/supported_libs.py

@@ -353,7 +353,10 @@ def is_suppressed_dll_file(path_basename: str) -> bool:
 
 # Based on nm output for Linux x86_64 /usr/local/cuda (12.8.1)
 EXPECTED_LIB_SYMBOLS = {
-    "nvJitLink": ("nvJitLinkVersion",),
+    "nvJitLink": (
+        "__nvJitLinkCreate_12_0",  # 12.0 through 12.8 (at least)
+        "nvJitLinkVersion",  # 12.3 and up
+    ),
     "nvrtc": ("nvrtcVersion",),
     "nvvm": ("nvvmVersion",),
     "cudart": ("cudaRuntimeGetVersion",),

cuda_bindings/tests/test_path_finder.py

@@ -35,12 +35,6 @@ def test_all_libnames_expected_lib_symbols_consistency():
     assert tuple(sorted(ALL_LIBNAMES)) == tuple(sorted(supported_libs.EXPECTED_LIB_SYMBOLS.keys()))
 
 
-def _check_nvjitlink_usable():
-    from cuda.bindings._internal import nvjitlink as inner_nvjitlink
-
-    return inner_nvjitlink._inspect_function_pointer("__nvJitLinkVersion") != 0
-
-
 def _build_subprocess_failed_for_libname_message(libname, result):
     return (
         f"Subprocess failed for {libname=!r} with exit code {result.returncode}\n"
@@ -52,9 +46,6 @@ def _build_subprocess_failed_for_libname_message(libname, result):
 @pytest.mark.parametrize("api", ("find", "load"))
 @pytest.mark.parametrize("libname", TEST_FIND_OR_LOAD_LIBNAMES)
 def test_find_or_load_nvidia_dynamic_library(info_summary_append, api, libname):
-    if libname == "nvJitLink" and not _check_nvjitlink_usable():
-        pytest.skip(f"{libname=!r} not usable")
-
     if api == "find":
         code = f"""\
 from cuda.bindings._path_finder.find_nvidia_dynamic_library import find_nvidia_dynamic_library