[PyQt] [Fwd: Bug#441577: ftbfs with g++-4.3/gcc-snapshot]

[Andreas Pakulat]

On 10.09.07 16:30:50, Jim Bublitz wrote:
> On Monday 10 September 2007 13:25, Torsten Marek wrote:
> > Hi Phil,
> >
> > there has been a bug report about g++-4.3-related build problems, can
> > you comment on that, please?
> >
> > BTW, are you aware of the severe performance problems when compiling
> > sip-generated code with g++ 4.2? It has improved with recent 4.3
> > snapshots, but is still not as fast as 4.1 used to be. Splitting PyQt4
> > into 40 parts and compiling with -O1 runs through "fast enough".
> >
> > Please see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30052
> >
> > In other news, thanks for the tips wrt qreal/float, it now builds fine
> > on all arches!
> 
> I'm also using 4.1.2. I have 4.2.x installed because KDE4 requires that 
> version of the C++ libs (with openSuSE 10.2 anyway), but the one time I tried 
> to compile PyKDE4 using 4.2, it hung (with concatenated files). It may work 
> with sip generating individual files or splitting into a large number of 
> parts may work too. I haven't looked into it any farther because PyKDE4 is 
> still about 3 months away from release.

I'm building PyQt4 here with gcc4.2 on Debian unstable (changed default
from 4.1 to 4.2 some time ago) concatenating into 4 files and that works
without problems.

> PyKDE3 had the same problem with early 4.0.x versions, and still detects those 
> and doesn't concatenate for those versions.

PyKDE4 however doesn't work until I split into 19 files (tried with 4, 8
and 10 IIRC)

Andreas

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