locale grouping strings should end in '\0'

diff --git a/Objects/stringlib/formatter.h b/Objects/stringlib/formatter.h
index a807b97fa82beaa33a24e92af06b98d06c2819bf..5b7b3dcf081f9b9a2a0695987ba8f437287141a8 100644 (file)
--- a/Objects/stringlib/formatter.h
+++ b/Objects/stringlib/formatter.h
@@ -649,7 +649,7 @@ get_locale_info(int type, LocaleInfo *locale_info)
     case LT_DEFAULT_LOCALE:
         locale_info->decimal_point = ".";
         locale_info->thousands_sep = ",";
-        locale_info->grouping = "\3"; /* Group every 3 characters,
+        locale_info->grouping = "\3\0"; /* Group every 3 characters,
                                          trailing 0 means repeat
                                          infinitely. */
         break;