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authorVictor Stinner <vstinner@python.org>2021-11-30 14:13:55 (GMT)
committerGitHub <noreply@github.com>2021-11-30 14:13:55 (GMT)
commit4b97d974ecca9cce532be55410fe851eb9fdcf21 (patch)
tree210f4aa94de1d93dcc1e7c3dcddeddf2098de7cb /Include/internal/pycore_asdl.h
parentc19c3a09618ac400538ee412f84be4c1196c7bab (diff)
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bpo-45476: Disallow using asdl_seq_GET() as l-value (GH-29866)
The following internal macros can not longer be used as l-value: * asdl_seq_GET() * asdl_seq_GET_UNTYPED() * asdl_seq_LEN() They are modified to use the _Py_RVALUE() macro.
Diffstat (limited to 'Include/internal/pycore_asdl.h')
-rw-r--r--Include/internal/pycore_asdl.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/Include/internal/pycore_asdl.h b/Include/internal/pycore_asdl.h
index d00a7f0..5b01c7a 100644
--- a/Include/internal/pycore_asdl.h
+++ b/Include/internal/pycore_asdl.h
@@ -78,9 +78,9 @@ asdl_ ## NAME ## _seq *_Py_asdl_ ## NAME ## _seq_new(Py_ssize_t size, PyArena *a
return seq; \
}
-#define asdl_seq_GET_UNTYPED(S, I) (S)->elements[(I)]
-#define asdl_seq_GET(S, I) (S)->typed_elements[(I)]
-#define asdl_seq_LEN(S) ((S) == NULL ? 0 : (S)->size)
+#define asdl_seq_GET_UNTYPED(S, I) _Py_RVALUE((S)->elements[(I)])
+#define asdl_seq_GET(S, I) _Py_RVALUE((S)->typed_elements[(I)])
+#define asdl_seq_LEN(S) _Py_RVALUE(((S) == NULL ? 0 : (S)->size))
#ifdef Py_DEBUG
# define asdl_seq_SET(S, I, V) \