17db96d56Sopenharmony_ci"""
27db96d56Sopenharmony_ciBroken bytecode objects can easily crash the interpreter.
37db96d56Sopenharmony_ci
47db96d56Sopenharmony_ciThis is not going to be fixed.  It is generally agreed that there is no
57db96d56Sopenharmony_cipoint in writing a bytecode verifier and putting it in CPython just for
67db96d56Sopenharmony_cithis.  Moreover, a verifier is bound to accept only a subset of all safe
77db96d56Sopenharmony_cibytecodes, so it could lead to unnecessary breakage.
87db96d56Sopenharmony_ci
97db96d56Sopenharmony_ciFor security purposes, "restricted" interpreters are not going to let
107db96d56Sopenharmony_cithe user build or load random bytecodes anyway.  Otherwise, this is a
117db96d56Sopenharmony_ci"won't fix" case.
127db96d56Sopenharmony_ci
137db96d56Sopenharmony_ci"""
147db96d56Sopenharmony_ci
157db96d56Sopenharmony_ciimport types
167db96d56Sopenharmony_ci
177db96d56Sopenharmony_cico = types.CodeType(0, 0, 0, 0, 0, 0, b'\x04\x00\x71\x00',
187db96d56Sopenharmony_ci                    (), (), (), '', '', 1, b'')
197db96d56Sopenharmony_ciexec(co)
20