[clang] [libclang/python] Ensure all library functions are registered (PR #140015)

[Vlad Serebrennikov via cfe-commits]

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@@ -0,0 +1,17 @@
+import os
+
+from clang.cindex import Config, conf, FUNCTION_LIST
+
+if "CLANG_LIBRARY_PATH" in os.environ:
+    Config.set_library_path(os.environ["CLANG_LIBRARY_PATH"])
+
+import unittest
+
+
+class TestIndex(unittest.TestCase):
+    def test_functions_registered(self):
+        IGNORED = set(["_FuncPtr", "_name", "_handle"])
+        lib_functions = set(vars(conf.lib).keys())
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Endilll wrote:

I see what you wanted to do. I think it's a good middle ground to prevent scope creep for this PR. I still think there's value in `FUNCTION_LIST` providing a complete low-level interface to libclang for users that wish to do so, but it can be its own PR.

https://github.com/llvm/llvm-project/pull/140015