390     size_t argsize = strlen(arg) + 1;  in decode_ascii()  local
397     if (argsize > PY_SSIZE_T_MAX / sizeof(wchar_t)) {  in decode_ascii()
400     res = PyMem_RawMalloc(argsize * sizeof(wchar_t));  in decode_ascii()
440     size_t argsize;  in decode_current_locale()  local
458     argsize = strlen(arg);  in decode_current_locale()
460     argsize = _Py_mbstowcs(NULL, arg, 0);  in decode_current_locale()
462     if (argsize != DECODE_ERROR) {  in decode_current_locale()
463         if (argsize > PY_SSIZE_T_MAX / sizeof(wchar_t) - 1) {  in decode_current_locale()
466         res = (wchar_t *)PyMem_RawMalloc((argsize + 1) * sizeof(wchar_t));  in decode_current_locale()
471         count = _Py_mbstowcs(res, arg, argsize + 1);  in decode_current_locale()
488     argsize = strlen(arg) + 1;  in decode_current_locale()
489     if (argsize > PY_SSIZE_T_MAX / sizeof(wchar_t)) {  in decode_current_locale()
492     res = (wchar_t*)PyMem_RawMalloc(argsize * sizeof(wchar_t));  in decode_current_locale()
500     while (argsize) {  in decode_current_locale()
501         size_t converted = _Py_mbrtowc(out, (char*)in, argsize, &mbs);  in decode_current_locale()
523             argsize--;  in decode_current_locale()
533         argsize -= converted;  in decode_current_locale()