[Development] Does Qt 5.6 still depend on ICU?

[Roland Winklmeier]

On 05/08/2016 01:10 AM, Thiago Macieira wrote:
> On sábado, 7 de maio de 2016 23:25:16 PDT Roland Winklmeier wrote:
>> From wiki pages  (https://wiki.qt.io/Qt_5.6_Tools_and_Versions and
>> https://wiki.qt.io/Building_Qt_5_from_Git), I understood that, ICU is
>> only required for QtWebkit. I also learned that the ICU version shipped
>> in Qt 5.6.0 is 56.1.
>>
>> However, I found the following facts a bit inconsistent:
>> * Windows is actually shipping 54.1 instead of 56.1. Was the upgrade
>> missed or is this on purpose? To me it is a minor issue, but I'm curious.
> 
> Looks like a mistake.

Do you want me to raise a bug report?

>> Now my question:
>> Is ICU mandatory for all platforms or maybe only for Linux? Ideally I
>> could just skip shipping it in my installer, since I'm using a custom
>> Qt5 build on my Debian server (I did not yet manage to use the official
>> installer on a headless server with an install script). But I want to be
>> sure, what features I'm loosing before any decision. ?
> 
> It's mandatory for none. You can choose if you build from sources, but note 
> that the POSIX fallback for Unix systems is of much lower quality.
> 
> The choices made for the binary builds are just that: choices.
> 

Thanks a lot. Now it is much clearer to me. I'll follow the official
release binaries choice and link my custom Linux build against ICU.

Cheers Roland