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_PyUnicodeWriter_WriteStr() now checks that the input string is consistent

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in debug mode to detect bugs earlier.

_PyUnicodeWriter_Finish() doesn't check if the read only string is consistent,
whereas it does check consistency for strings built by itself.
This commit is contained in:
Victor Stinner 2015-03-26 09:37:23 +01:00
parent aa4c36fbbb
commit 1912b39def
1 changed files with 1 additions and 0 deletions
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1
Objects/unicodeobject.c
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@ -13422,6 +13422,7 @@ _PyUnicodeWriter_WriteStr(_PyUnicodeWriter *writer, PyObject *str)
maxchar = PyUnicode_MAX_CHAR_VALUE(str); maxchar = PyUnicode_MAX_CHAR_VALUE(str);
if (maxchar > writer->maxchar || len > writer->size - writer->pos) { if (maxchar > writer->maxchar || len > writer->size - writer->pos) {
if (writer->buffer == NULL && !writer->overallocate) { if (writer->buffer == NULL && !writer->overallocate) {
assert(_PyUnicode_CheckConsistency(str, 1));
writer->readonly = 1; writer->readonly = 1;
Py_INCREF(str); Py_INCREF(str);
writer->buffer = str; writer->buffer = str;