2023-07-19 13:19:26 +02:00
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From 6c8ea7c1dacd42f3ba00440231ec0e6b1a38300d Mon Sep 17 00:00:00 2001
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From: Inada Naoki <songofacandy@gmail.com>
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Date: Sat, 14 Jul 2018 00:46:11 +0900
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Subject: [PATCH] Use FLAG_REF always for interned strings
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---
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Python/marshal.c | 9 +++++++--
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1 file changed, 7 insertions(+), 2 deletions(-)
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2023-08-03 16:14:37 +02:00
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Index: Python-3.10.12/Python/marshal.c
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===================================================================
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--- Python-3.10.12.orig/Python/marshal.c
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+++ Python-3.10.12/Python/marshal.c
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2023-07-19 13:19:26 +02:00
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@@ -298,9 +298,14 @@ w_ref(PyObject *v, char *flag, WFILE *p)
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if (p->version < 3 || p->hashtable == NULL)
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return 0; /* not writing object references */
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- /* if it has only one reference, it definitely isn't shared */
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- if (Py_REFCNT(v) == 1)
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+ /* If it has only one reference, it definitely isn't shared.
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+ * But we use TYPE_REF always for interned string, to PYC file stable
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+ * as possible.
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+ */
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+ if (Py_REFCNT(v) == 1 &&
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+ !(PyUnicode_CheckExact(v) && PyUnicode_CHECK_INTERNED(v))) {
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return 0;
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+ }
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entry = _Py_hashtable_get_entry(p->hashtable, v);
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if (entry != NULL) {
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