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bpo-45953: Statically allocate and initialize global bytes objects. (gh-30096)

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The empty bytes object (b'') and the 256 one-character bytes objects were allocated at runtime init.  Now we statically allocate and initialize them.

https://bugs.python.org/issue45953
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Eric Snow 2022-01-11 09:37:24 -07:00 • committed by GitHub
parent 6f05e1ec19
commit cf496d657a
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5 changed files with 294 additions and 96 deletions
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10
Include/internal/pycore_bytesobject.h
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@ -11,17 +11,7 @@ extern "C" {
/* runtime lifecycle */
extern PyStatus _PyBytes_InitGlobalObjects(PyInterpreterState *);
extern PyStatus _PyBytes_InitTypes(PyInterpreterState *);
extern void _PyBytes_Fini(PyInterpreterState *);
/* other API */
struct _Py_bytes_state {
PyObject *empty_string;
PyBytesObject *characters[256];
};
#ifdef __cplusplus