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v0.5.1
v0.5.1
https://github.com/python/cpython
Revision 3708316afa061dc6c1c6a1207f4998974cfa0752 authored by Petr Viktorin on 29 May 2019, 03:35:33 UTC, committed by Ned Deily on 29 May 2019, 03:35:33 UTC
If the PyObject_MALLOC() call failed in PyType_FromSpecWithBases(), PyObject_Free() would be called on a static string in type_dealloc(). (cherry picked from commit 0613c1e481440aa8f54ba7f6056924c175fbcc13) Co-authored-by: Zackery Spytz <zspytz@gmail.com>
1 parent 8ea0fd8
Tip revision: 3708316afa061dc6c1c6a1207f4998974cfa0752 authored by Petr Viktorin on 29 May 2019, 03:35:33 UTC
[3.7] Fix a possible crash due to PyType_FromSpecWithBases() (GH-10304) (GH-13495)
[3.7] Fix a possible crash due to PyType_FromSpecWithBases() (GH-10304) (GH-13495)
Tip revision: 3708316
node.h
/* Parse tree node interface */
#ifndef Py_NODE_H
#define Py_NODE_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct _node {
short n_type;
char *n_str;
int n_lineno;
int n_col_offset;
int n_nchildren;
struct _node *n_child;
} node;
PyAPI_FUNC(node *) PyNode_New(int type);
PyAPI_FUNC(int) PyNode_AddChild(node *n, int type,
char *str, int lineno, int col_offset);
PyAPI_FUNC(void) PyNode_Free(node *n);
#ifndef Py_LIMITED_API
PyAPI_FUNC(Py_ssize_t) _PyNode_SizeOf(node *n);
#endif
/* Node access functions */
#define NCH(n) ((n)->n_nchildren)
#define CHILD(n, i) (&(n)->n_child[i])
#define RCHILD(n, i) (CHILD(n, NCH(n) + i))
#define TYPE(n) ((n)->n_type)
#define STR(n) ((n)->n_str)
#define LINENO(n) ((n)->n_lineno)
/* Assert that the type of a node is what we expect */
#define REQ(n, type) assert(TYPE(n) == (type))
PyAPI_FUNC(void) PyNode_ListTree(node *);
#ifdef __cplusplus
}
#endif
#endif /* !Py_NODE_H */
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