[Development] Announcing moc_combine

Thiago Macieira thiago.macieira at intel.com
Tue May 31 01:13:16 CEST 2016


On segunda-feira, 30 de maio de 2016 17:58:44 BRT Marc Mutz wrote:
> On Monday 30 May 2016 15:12:01 Thiago Macieira wrote:
> > Sorry, I don't buy it. Instead:
> >         qmake -config ltcg
> 
> I take that "I don't buy it" means that link-time compilation also warns
> about unused data and function members?

I didn't specifically test that.

But I know that GCC does detect ODR violations when compiled in LTO mode.

> Anyway, until such a time as that becomes the default build mode for Qt, I
> don't think we should discard optimisations that only(?) benefit separate-
> compilation modes.

I doubt we'll make it the default. But correcting warnings is something that 
we Qt developers need to do and we can enable LTCG mode.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center




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