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-rw-r--r--Objects/unicodeobject.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index 0d4a3dd..305289b 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -4201,10 +4201,12 @@ static PyObject *unicode_encode_ucs1(const Py_UNICODE *p,
repsize = PyBytes_Size(repunicode);
if (repsize > 1) {
/* Make room for all additional bytes. */
+ respos = str - PyBytes_AS_STRING(res);
if (_PyBytes_Resize(&res, ressize+repsize-1)) {
Py_DECREF(repunicode);
goto onError;
}
+ str = PyBytes_AS_STRING(res) + respos;
ressize += repsize-1;
}
memcpy(str, PyBytes_AsString(repunicode), repsize);