diff options
| -rw-r--r-- | Objects/dictobject.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/Objects/dictobject.c b/Objects/dictobject.c index 866a233..98515e9 100644 --- a/Objects/dictobject.c +++ b/Objects/dictobject.c @@ -304,20 +304,24 @@ static inline Py_ssize_t dk_get_index(PyDictKeysObject *keys, Py_ssize_t i) { Py_ssize_t s = DK_SIZE(keys); + Py_ssize_t ix; + if (s <= 0xff) { - return ((char*) &keys->dk_indices[0])[i]; + ix = ((char*) &keys->dk_indices[0])[i]; } else if (s <= 0xffff) { - return ((int16_t*)&keys->dk_indices[0])[i]; + ix = ((int16_t*)&keys->dk_indices[0])[i]; } #if SIZEOF_VOID_P > 4 else if (s <= 0xffffffff) { - return ((int32_t*)&keys->dk_indices[0])[i]; + ix = ((int32_t*)&keys->dk_indices[0])[i]; } #endif else { - return ((Py_ssize_t*)&keys->dk_indices[0])[i]; + ix = ((Py_ssize_t*)&keys->dk_indices[0])[i]; } + assert(ix >= DKIX_DUMMY); + return ix; } /* write to indices. */ @@ -325,14 +329,20 @@ static inline void dk_set_index(PyDictKeysObject *keys, Py_ssize_t i, Py_ssize_t ix) { Py_ssize_t s = DK_SIZE(keys); + + assert(ix >= DKIX_DUMMY); + if (s <= 0xff) { + assert(ix <= 0x7f); ((char*) &keys->dk_indices[0])[i] = (char)ix; } else if (s <= 0xffff) { + assert(ix <= 0x7fff); ((int16_t*) &keys->dk_indices[0])[i] = (int16_t)ix; } #if SIZEOF_VOID_P > 4 else if (s <= 0xffffffff) { + assert(ix <= 0x7fffffff); ((int32_t*) &keys->dk_indices[0])[i] = (int32_t)ix; } #endif |