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PyUnicode_CopyCharacters() marks the string as dirty (reset the hash)

This commit is contained in:
Victor Stinner 2011-09-28 23:59:20 +02:00
parent f5ca1a21a5
commit b15d4d899c
1 changed files with 5 additions and 1 deletions
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6
Objects/unicodeobject.c
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@ -117,6 +117,9 @@ extern "C" {
(assert(PyUnicode_Check(op)), \
((PyASCIIObject *)(op))->length)
/* The Unicode string has been modified: reset the hash */
#define _PyUnicode_DIRTY(op) do { _PyUnicode_HASH(op) = -1; } while (0)
/* This dictionary holds all interned unicode strings. Note that references
to strings in this dictionary are *not* counted in the string's ob_refcnt.
@ -356,7 +359,7 @@ unicode_resize(register PyUnicodeObject *unicode,
_PyUnicode_STATE(unicode).interned = _PyUnicode_STATE(unicode).interned;
_PyUnicode_STATE(unicode).kind = PyUnicode_WCHAR_KIND;
}
_PyUnicode_HASH(unicode) = -1;
_PyUnicode_DIRTY(unicode);
return 0;
}
@ -639,6 +642,7 @@ PyUnicode_CopyCharacters(PyObject *to, Py_ssize_t to_start,
"Cannot modify a string having more than 1 reference");
return -1;
}
_PyUnicode_DIRTY(unicode);
from_kind = PyUnicode_KIND(from);
to_kind = PyUnicode_KIND(to);