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authorVictor Stinner <vstinner@python.org>2021-11-30 11:14:45 (GMT)
committerGitHub <noreply@github.com>2021-11-30 11:14:45 (GMT)
commitc19c3a09618ac400538ee412f84be4c1196c7bab (patch)
tree538842c2c053a4f62123ad5244b77aef64ec14c6 /Include/internal/pycore_asdl.h
parentf97ec09baf8431494fd2ef5133090c7b0afd0551 (diff)
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bpo-45476: Add _Py_RVALUE() macro (GH-29860)
Add a new _Py_RVALUE() macro to prevent using an expression as an l-value. Replace a "(void)" cast with the _Py_RVALUE() macro in the following macros: * PyCell_SET() * PyList_SET_ITEM() * PyTuple_SET_ITEM() * _PyGCHead_SET_FINALIZED() * _PyGCHead_SET_NEXT() * asdl_seq_SET() * asdl_seq_SET_UNTYPED() Add also parentheses around macro arguments in PyCell_SET() and PyTuple_SET_ITEM() macros.
Diffstat (limited to 'Include/internal/pycore_asdl.h')
-rw-r--r--Include/internal/pycore_asdl.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/Include/internal/pycore_asdl.h b/Include/internal/pycore_asdl.h
index 2929e03..d00a7f0 100644
--- a/Include/internal/pycore_asdl.h
+++ b/Include/internal/pycore_asdl.h
@@ -91,7 +91,7 @@ asdl_ ## NAME ## _seq *_Py_asdl_ ## NAME ## _seq_new(Py_ssize_t size, PyArena *a
(S)->typed_elements[_asdl_i] = (V); \
} while (0)
#else
-# define asdl_seq_SET(S, I, V) ((void)((S)->typed_elements[I] = (V)))
+# define asdl_seq_SET(S, I, V) _Py_RVALUE((S)->typed_elements[I] = (V))
#endif
#ifdef Py_DEBUG
@@ -103,7 +103,7 @@ asdl_ ## NAME ## _seq *_Py_asdl_ ## NAME ## _seq_new(Py_ssize_t size, PyArena *a
(S)->elements[_asdl_i] = (V); \
} while (0)
#else
-# define asdl_seq_SET_UNTYPED(S, I, V) ((void)((S)->elements[I] = (V)))
+# define asdl_seq_SET_UNTYPED(S, I, V) _Py_RVALUE((S)->elements[I] = (V))
#endif
#ifdef __cplusplus