[Interest] qt5 universal binaries

[Paul Miller]

On 12/16/2013 8:12 AM, Tim Blechmann wrote:
>>> i've been trying to compile some universal binaries (i32/x86_64) of qt
>>> 5.2. while i've been able to generate some libraries, mainly my
>>> disabling precompiled headers and compiling without sse3/4/avx support,
>>> i wonder: are UBs expected to work or will i run into some troubles?
>>> (e.g. are the headers/mocs architecture-independenct)?
>>
>> How far back do you need to support on your Macs? The last 32-bit only
>> Mac built was over 5 years ago, and we dumped everything before 10.6
>> about 2 years ago. 64 bit all the way makes things so much easier.
>
> i don't care about ppc anymore, but ia32 is still an important target
> for me, as i'm using qt from a plugin context and there are still a lot
> of 32bit host applications around ...

Ah, that would do it. The only 32 bit we still support is our Photoshop 
plugin, but I'm only using QtCore there, which simply delegates 
everything to a separate 64 bit QtGui process.