Staging
v0.8.1
v0.8.1
https://github.com/python/cpython
Revision c2f86d86e6c8f5fd1ef602128b537a48f3f5c063 authored by Benjamin Peterson on 19 October 2019, 18:38:44 UTC, committed by Benjamin Peterson on 19 October 2019, 18:38:44 UTC
1 parent 74ceb35
Tip revision: c2f86d86e6c8f5fd1ef602128b537a48f3f5c063 authored by Benjamin Peterson on 19 October 2019, 18:38:44 UTC
Empty blurb file for 2.7.17.
Empty blurb file for 2.7.17.
Tip revision: c2f86d8
asdl.c
#include "Python.h"
#include "asdl.h"
asdl_seq *
asdl_seq_new(int size, PyArena *arena)
{
asdl_seq *seq = NULL;
size_t n = (size ? (sizeof(void *) * (size - 1)) : 0);
/* check size is sane */
if (size < 0 || size == INT_MIN ||
(size && ((size - 1) > (PY_SIZE_MAX / sizeof(void *))))) {
PyErr_NoMemory();
return NULL;
}
/* check if size can be added safely */
if (n > PY_SIZE_MAX - sizeof(asdl_seq)) {
PyErr_NoMemory();
return NULL;
}
n += sizeof(asdl_seq);
seq = (asdl_seq *)PyArena_Malloc(arena, n);
if (!seq) {
PyErr_NoMemory();
return NULL;
}
memset(seq, 0, n);
seq->size = size;
return seq;
}
asdl_int_seq *
asdl_int_seq_new(int size, PyArena *arena)
{
asdl_int_seq *seq = NULL;
size_t n = (size ? (sizeof(void *) * (size - 1)) : 0);
/* check size is sane */
if (size < 0 || size == INT_MIN ||
(size && ((size - 1) > (PY_SIZE_MAX / sizeof(void *))))) {
PyErr_NoMemory();
return NULL;
}
/* check if size can be added safely */
if (n > PY_SIZE_MAX - sizeof(asdl_seq)) {
PyErr_NoMemory();
return NULL;
}
n += sizeof(asdl_seq);
seq = (asdl_int_seq *)PyArena_Malloc(arena, n);
if (!seq) {
PyErr_NoMemory();
return NULL;
}
memset(seq, 0, n);
seq->size = size;
return seq;
}
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