Fix: HPy payload type when compiling w/o bitcode

Author: fangerer

graalpython/com.oracle.graal.python.cext/include/hpy/cpython/misc.h

@@ -29,8 +29,13 @@
    If you need to convert HPy to PyObject* and vice-versa, you should use
    HPy_AsPyObject and HPy_FromPyObject.
 */
+#ifdef GRAALVM_PYTHON_LLVM
 #define _h2py(h) ((PyObject*)h._i)
 #define _py2h(o) ((HPy){(void*)o})
+#else
+#define _h2py(h) ((PyObject*)h._i)
+#define _py2h(o) ((HPy){(intptr_t)o})
+#endif
 
 // this should maybe autogenerated from public_api.h
 struct _HPyContext_s {