8000 BUG: fix choose refcount leak by charris · Pull Request #24328 · numpy/numpy · GitHub
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BUG: fix choose refcount leak #24328

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Merged
merged 6 commits into from
Aug 3, 2023
Merged

BUG: fix choose refcount leak #24328

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ec9c025
BUG: fix choose refcount leak
tylerjereddy Jul 15, 2023
6e41cd6
BUG: PR 24188 revisions
tylerjereddy Jul 18, 2023
fbf8dbc
MAINT: PR 24188 revisions
tylerjereddy Jul 25, 2023
e4b880e
MAINT: Use explicit copy path in choose based on refcheck
seberg Jul 31, 2023
1c22bf7
BUG: Remove unnecessary (and now also segfaulting) iterator creation
seberg Jul 31, 2023
87a93ef
ENH: Use `memcpy` and swap order
seberg Jul 31, 2023 8000
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BUG: Remove unnecessary (and now also segfaulting) iterator creation 
Also hoist the `dtype` definition up and use it.
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@seberg @charris
seberg authored and charris committed Aug 3, 2023
commit 1c22bf76e6926d2ce84fba4a3241f6de5d64b76e
9 changes: 4 additions & 5 deletions numpy/core/src/multiarray/item_selection.c
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Original file line number Diff line number Diff line change
Expand Up @@ -993,9 +993,10 @@ PyArray_Choose(PyArrayObject *ip, PyObject *op, PyArrayObject *out,
if (multi == NULL) {
goto fail;
}
dtype = PyArray_DESCR(mps[0]);

/* Set-up return array */
if (out == NULL) {
dtype = PyArray_DESCR(mps[0]);
Py_INCREF(dtype);
obj = (PyArrayObject *)PyArray_NewFromDescr(Py_TYPE(ap),
dtype,
Expand Down Expand Up @@ -1032,23 +1033,21 @@ PyArray_Choose(PyArrayObject *ip, PyObject *op, PyArrayObject *out,
*/
flags |= NPY_ARRAY_ENSURECOPY;
}
dtype = PyArray_DESCR(mps[0]);
Py_INCREF(dtype);
obj = (PyArrayObject *)PyArray_FromArray(out, dtype, flags);
}

if (obj == NULL) {
goto fail;
}
elsize = PyArray_DESCR(obj)->elsize;
elsize = dtype->elsize;
ret_data = PyArray_DATA(obj);
npy_intp transfer_strides[2] = {elsize, elsize};
npy_intp one = 1;
NPY_ARRAYMETHOD_FLAGS transfer_flags = 0;
NPY_cast_info cast_info = {.func = NULL};
if (PyDataType_REFCHK(dtype)) {
PyArrayIterObject *ind_it = (PyArrayIterObject *)PyArray_IterNew((PyObject *)out);
int is_aligned = IsUintAligned(ind_it->ao);
int is_aligned = IsUintAligned(obj);
PyArray_GetDTypeTransferFunction(
is_aligned,
dtype->elsize,
Expand Down
0