Performance problems in CMake support

Andreas Pakulat apaku at
Wed Apr 2 07:31:04 UTC 2008

On 02.04.08 01:08:00, Aleix wrote:
> On 4/2/08, Robert Knight <robertknight at> wrote:
> >  QRegExp initialization is expensive so if possible, moving the QRegExp
> >  to a static class member which is only initialized once should help.
> >  The actual pattern matching against a string seems to be quite fast
> >  (assuming Qt was build with optimizations enabled.  QRegExp is much,
> >  much slower in debug-only builds)
> I think we are all using debug compilations here...

Not necessarily. I'll do a release rebuild of KDE4 at work and see
wether that makes a real difference or not.


It may or may not be worthwhile, but it still has to be done.

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