cpython/Python/asdl.c

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#include "Python.h"
#include "asdl.h"
asdl_seq *
asdl_seq_new(int size, PyArena *arena)
{
asdl_seq *seq = NULL;
size_t n = sizeof(asdl_seq) +
(size ? (sizeof(void *) * (size - 1)) : 0);
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)
{
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asdl_int_seq *seq = NULL;
size_t n = sizeof(asdl_seq) +
(size ? (sizeof(int) * (size - 1)) : 0);
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seq = (asdl_int_seq *)PyArena_Malloc(arena, n);
if (!seq) {
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PyErr_NoMemory();
return NULL;
}
memset(seq, 0, n);
seq->size = size;
return seq;
}