Python 3.12 pre-check

[sklam]

• Segfault with ctypes c_void_p created from casting a CFUNCTYPE python/cpython#109372 Object cache is SIGILL'ing on OSX x86-on-M1.
  - test_object_cache_getbuffer and test_object_cache_notify prints:

           Fatal Python error: Illegal instruction
           Current thread 0x0000000205656280 (most recent call first):
           File "/path/to/llvmlite/llvmlite/binding/ffi.py", line 190 in __call__
           File "/path/to/llvmlite/llvmlite/binding/executionengine.py", line 92 in finalize_object
           File "/path/to/llvmlite/llvmlite/tests/test_binding.py", line 989 in get_sum

lldb backtrace:

* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1, address=0x12)
  * frame #0: 0x000000010b60aad0 _ctypes.cpython-312-darwin.so`_CallPythonObject + 64
    frame #1: 0x000000010b60aa4e _ctypes.cpython-312-darwin.so`closure_fcn + 46
    frame #2: 0x00000001096254c4 libffi.8.dylib`ffi_closure_unix64_inner + 564
    frame #3: 0x0000000109625b0c libffi.8.dylib`ffi_closure_unix64 + 72
    frame #4: 0x000000012db93d94 libllvmlite.dylib`LLVMPYObjectCache::notifyObjectCompiled(this=0x00006000002209a0, M=0x0000000109599580, MBR=MemoryBufferRef @ 0x00000003017a3130) at executionengine.cpp:195:13
    frame #5: 0x000000012ee84a5f libllvmlite.dylib`llvm::MCJIT::emitObject(llvm::Module*) + 463
    frame #6: 0x000000012ee84c60 libllvmlite.dylib`llvm::MCJIT::generateCodeForModule(llvm::Module*) + 208
    frame #7: 0x000000012ee85a7e libllvmlite.dylib`llvm::MCJIT::finalizeObject() + 446
    frame #8: 0x000000012db933ae libllvmlite.dylib`::LLVMPY_FinalizeObject(EE=0x000000010a094a00) at executionengine.cpp:63:23

or

* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP, subcode=0x0)
  * frame #0: 0x000000010ad3cfc9
    frame #1: 0x000000012ee84a5f libllvmlite.dylib`llvm::MCJIT::emitObject(llvm::Module*) + 463
    frame #2: 0x000000012ee84c60 libllvmlite.dylib`llvm::MCJIT::generateCodeForModule(llvm::Module*) + 208
    frame #3: 0x000000012ee85a7e libllvmlite.dylib`llvm::MCJIT::finalizeObject() + 446
    frame #4: 0x000000012db933ae libllvmlite.dylib`::LLVMPY_FinalizeObject(EE=0x0000000109881a00) at executionengine.cpp:63:23

[esc]

@sklam can this now be closed?