https://github.com/python/cpython/commit/246ed23456658f82854d518ad66d52652f992591
commit: 246ed23456658f82854d518ad66d52652f992591
branch: main
author: Bénédikt Tran <[email protected]>
committer: kumaraditya303 <[email protected]>
date: 2025-04-20T11:53:00+05:30
summary:
gh-127117: ensure that `_initial_thread` is the last field of
`PyInterpreterState` when `Py_STACKREF_DEBUG` is defined (#132721)
files:
M Include/internal/pycore_interp_structs.h
diff --git a/Include/internal/pycore_interp_structs.h
b/Include/internal/pycore_interp_structs.h
index 9ac4b4630abd3f..af6ee3ab48939f 100644
--- a/Include/internal/pycore_interp_structs.h
+++ b/Include/internal/pycore_interp_structs.h
@@ -754,7 +754,7 @@ struct _is {
* and should be placed at the beginning. */
struct _ceval_state ceval;
- /* This structure is carefully allocated so that it's correctly aligned
+ /* This structure is carefully allocated so that it's correctly aligned
* to avoid undefined behaviors during LOAD and STORE. The '_malloced'
* field stores the allocated pointer address that will later be freed.
*/
@@ -941,11 +941,6 @@ struct _is {
Py_ssize_t _interactive_src_count;
- /* the initial PyInterpreterState.threads.head */
- _PyThreadStateImpl _initial_thread;
- // _initial_thread should be the last field of PyInterpreterState.
- // See https://github.com/python/cpython/issues/127117.
-
#if !defined(Py_GIL_DISABLED) && defined(Py_STACKREF_DEBUG)
uint64_t next_stackref;
_Py_hashtable_t *open_stackrefs_table;
@@ -953,6 +948,11 @@ struct _is {
_Py_hashtable_t *closed_stackrefs_table;
# endif
#endif
+
+ /* the initial PyInterpreterState.threads.head */
+ _PyThreadStateImpl _initial_thread;
+ // _initial_thread should be the last field of PyInterpreterState.
+ // See https://github.com/python/cpython/issues/127117.
};
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