280                              const char *to_s, Py_ssize_t to_len,  in stringlib_replace_interleave()  argument
304     if (to_len > (PY_SSIZE_T_MAX - self_len) / count) {  in stringlib_replace_interleave()
309     result_len = count * to_len + self_len;  in stringlib_replace_interleave()
318     if (to_len > 1) {  in stringlib_replace_interleave()
320         memcpy(result_s, to_s, to_len);  in stringlib_replace_interleave()
321         result_s += to_len;  in stringlib_replace_interleave()
326             memcpy(result_s, to_s, to_len);  in stringlib_replace_interleave()
327             result_s += to_len;  in stringlib_replace_interleave()
332         result_s += to_len;  in stringlib_replace_interleave()
337             result_s += to_len;  in stringlib_replace_interleave()
495                                      const char *to_s, Py_ssize_t to_len,  in stringlib_replace_substring_in_place()  argument
547                                    const char *to_s, Py_ssize_t to_len,  in stringlib_replace_single_character()  argument
568     if (to_len - 1 > (PY_SSIZE_T_MAX - self_len) / count) {  in stringlib_replace_single_character()
572     result_len = self_len + count * (to_len - 1);  in stringlib_replace_single_character()
589             memcpy(result_s, to_s, to_len);  in stringlib_replace_single_character()
590             result_s += to_len;  in stringlib_replace_single_character()
596             memcpy(result_s, to_s, to_len);  in stringlib_replace_single_character()
597             result_s += to_len;  in stringlib_replace_single_character()
611                             const char *to_s, Py_ssize_t to_len,  in stringlib_replace_substring()  argument
635     if (to_len - from_len > (PY_SSIZE_T_MAX - self_len) / count) {  in stringlib_replace_substring()
639     result_len = self_len + count * (to_len - from_len);  in stringlib_replace_substring()
658             memcpy(result_s, to_s, to_len);  in stringlib_replace_substring()
659             result_s += to_len;  in stringlib_replace_substring()
665             memcpy(result_s, to_s, to_len);  in stringlib_replace_substring()
666             result_s += to_len;  in stringlib_replace_substring()
680                   const char *to_s, Py_ssize_t to_len,  in stringlib_replace()  argument
692         if (to_len == 0) {  in stringlib_replace()
699         return stringlib_replace_interleave(self, to_s, to_len, maxcount);  in stringlib_replace()
709     if (to_len == 0) {  in stringlib_replace()
722     if (from_len == to_len) {  in stringlib_replace()
728                 self, from_s, from_len, to_s, to_len, maxcount);  in stringlib_replace()
735             self, from_s[0], to_s, to_len, maxcount);  in stringlib_replace()
739             self, from_s, from_len, to_s, to_len, maxcount);  in stringlib_replace()