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authorVictor Stinner <vstinner@python.org>2022-04-27 08:40:57 (GMT)
committerGitHub <noreply@github.com>2022-04-27 08:40:57 (GMT)
commit29e2245ad5d28b565fe0d0d667d283708c6e832c (patch)
tree8147203346a87146036c0087893f910409d886b0 /Include/objimpl.h
parentf882d33778ee2625ab32d90e28edb6878fb8af93 (diff)
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gh-91320: Add _Py_reinterpret_cast() macro (#91959)
Fix C++ compiler warnings about "old-style cast" (g++ -Wold-style-cast) in the Python C API. Use C++ reinterpret_cast<> and static_cast<> casts when the Python C API is used in C++. Example of fixed warning: Include/object.h:107:43: error: use of old-style cast to ‘PyObject*’ {aka ‘struct _object*’} [-Werror=old-style-cast] #define _PyObject_CAST(op) ((PyObject*)(op)) Add _Py_reinterpret_cast() and _Py_static_cast() macros.
Diffstat (limited to 'Include/objimpl.h')
-rw-r--r--Include/objimpl.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/Include/objimpl.h b/Include/objimpl.h
index 9b98c11..94e0304 100644
--- a/Include/objimpl.h
+++ b/Include/objimpl.h
@@ -182,9 +182,9 @@ PyAPI_FUNC(void) PyObject_GC_UnTrack(void *);
PyAPI_FUNC(void) PyObject_GC_Del(void *);
#define PyObject_GC_New(type, typeobj) \
- ( (type *) _PyObject_GC_New(typeobj) )
+ _Py_reinterpret_cast(type*, _PyObject_GC_New(typeobj))
#define PyObject_GC_NewVar(type, typeobj, n) \
- ( (type *) _PyObject_GC_NewVar((typeobj), (n)) )
+ _Py_reinterpret_cast(type*, _PyObject_GC_NewVar((typeobj), (n)))
PyAPI_FUNC(int) PyObject_GC_IsTracked(PyObject *);
PyAPI_FUNC(int) PyObject_GC_IsFinalized(PyObject *);