Hi,
While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at https://testbot.winehq.org/JobDetails.pl?Key=12697
Your paranoid android.
=== w2000pro (32 bit locale) === locale.c:1776: Test failed: Without NORM_STOP_ON_NULL flag - strings `don\0a` (5) and `don\0b` (5) expected CSTR_LESS_THAN, got 2