[Bug 37856] Multiple installers fail due to 32-bit custom actions erroneously executed in 64-bit MSI process (packages needs to be processed as 32-bit by default, with relegation to 32-bit server)

https://bugs.winehq.org/show_bug.cgi?id=37856

--- Comment #5 from Nikolay Sivov  ---
(In reply to Luke Short from comment #4)
> Has this been fixed by https://bugs.winehq.org/show_bug.cgi?id=39319 ?

No, it's unrelated.