https://github.com/python/cpython/commit/48600c72c1afe1096c2412a135a43f8cdd8... commit: 48600c72c1afe1096c2412a135a43f8cdd895195 branch: master author: Zackery Spytz <zspytz@gmail.com> committer: Serhiy Storchaka <storchaka@gmail.com> date: 2019-03-31T19:00:12+03:00 summary: bpo-35947: Fix a compiler warning in _ctypes.c's StructUnionType_paramfunc(). (GH-12629) files: M Modules/_ctypes/_ctypes.c diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c index 7479edaf1110..03f8e756092c 100644 --- a/Modules/_ctypes/_ctypes.c +++ b/Modules/_ctypes/_ctypes.c @@ -406,7 +406,7 @@ StructUnionType_paramfunc(CDataObject *self) CDataObject *copied_self; StgDictObject *stgdict; - if (self->b_size > sizeof(void*)) { + if ((size_t)self->b_size > sizeof(void*)) { void *new_ptr = PyMem_Malloc(self->b_size); if (new_ptr == NULL) return NULL;