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-rw-r--r--Objects/bytearrayobject.c20
1 files changed, 3 insertions, 17 deletions
diff --git a/Objects/bytearrayobject.c b/Objects/bytearrayobject.c
index 997a835..707c844 100644
--- a/Objects/bytearrayobject.c
+++ b/Objects/bytearrayobject.c
@@ -1351,7 +1351,7 @@ bytes_translate(PyByteArrayObject *self, PyObject *args)
{
register char *input, *output;
register const char *table;
- register Py_ssize_t i, c, changed = 0;
+ register Py_ssize_t i, c;
PyObject *input_obj = (PyObject*)self;
const char *output_start;
Py_ssize_t inlen;
@@ -1397,14 +1397,8 @@ bytes_translate(PyByteArrayObject *self, PyObject *args)
/* If no deletions are required, use faster code */
for (i = inlen; --i >= 0; ) {
c = Py_CHARMASK(*input++);
- if (Py_CHARMASK((*output++ = table[c])) != c)
- changed = 1;
+ *output++ = table[c];
}
- if (changed || !PyByteArray_CheckExact(input_obj))
- goto done;
- Py_DECREF(result);
- Py_INCREF(input_obj);
- result = input_obj;
goto done;
}
@@ -1419,13 +1413,6 @@ bytes_translate(PyByteArrayObject *self, PyObject *args)
if (trans_table[c] != -1)
if (Py_CHARMASK(*output++ = (char)trans_table[c]) == c)
continue;
- changed = 1;
- }
- if (!changed && PyByteArray_CheckExact(input_obj)) {
- Py_DECREF(result);
- Py_INCREF(input_obj);
- result = input_obj;
- goto done;
}
/* Fix the size of the resulting string */
if (inlen > 0)
@@ -1454,8 +1441,7 @@ done:
!memcmp(target+offset+1, pattern+1, length-2) )
-/* Bytes ops must return a string. */
-/* If the object is subclass of bytes, create a copy */
+/* Bytes ops must return a string, create a copy */
Py_LOCAL(PyByteArrayObject *)
return_self(PyByteArrayObject *self)
{