incremental linking speed up link time very much

[Ralf Habacker]

On Sunday 09 January 2005 21:34, Simon Rutishauser wrote:
> On Wed, Jan 05, 2005 at 09:52:47PM +0100, Simon Rutishauser wrote:
> > On Wed, Jan 05, 2005 at 08:22:08PM +0100, Ralf Habacker wrote:
> > > On Wednesday 05 January 2005 19:44, Simon Rutishauser wrote:
> > > > On Wed, Jan 05, 2005 at 07:04:40PM +0100, Ralf Habacker wrote:
> > > > > Hi all,
> > > > >
> > > > > found some time to fix the broken incremental linking suspport for
> > > > > msvc in cvs. Now the turnaround time for changing qt sources,
> > > > > compile and link are very much reduced.
> > > > > For example while searching the assistant default font problem,
> > > > > changing qfont_win.cpp, compiling and linking the qt dll requires
> > > > > less than 5 seconds.
> > > > >
> > > > > Happy hacking.
> > > > > Ralf
> > > >
> > > > That sounds really great. Should this work with msvc 6 or are you
> > > > referring to the newer ones?
> > >
> > > I've tried this with msvc 7 aka msvc net. As far as I know should this
> > > work with msvc 6 too.
> >
> > Should. Too bad it doesn't for me:
> >
> > --------------------Konfiguration: qtmt - Win32
> > Debug--------------------
> > Linker-Vorgang läuft...
> > LINK : fatal error LNK1210: Interne ILK-Groessenbeschraenkung
> > ueberschritten; Sie muessen erneut mit /INCREMENTAL:NO binden.
> > Fehler beim Ausführen von link.exe.
> >
> > English translation for those who don't speak german:
> > fatal error LNK1210: Internal ILK-Size limit overrun; You have to relink
> > with /INCREMENTAL:NO
> >
> > Now I had a look at Google and the MS Knowdledge base. The former
> > doesn't help (found just two posts of people having the same problem and
> > no solution) and the latter says that there was not enough memory. Also
> > found some HP Page for the Visual Fortran compiler - there it says about
> > not enough disk space.
> > However I had 800 MB Free Memory (mostly Swap, but memory usage never
> > went above 200 MB during the incremental linking try-run anyway) and 600
> > MB free disk space (at first, freed some stuff later and got 1 GB free
> > disk space - didn't work either)
> >
> > Does this work for anyone with msvc 6.0?
> >
> > > > >10 min vs 5 seconds is quite a lot :-)
> > >
> > > 5 seconds seems to be the best case when changing only code in a
> > > method. The really needed time depends on the amount of changes, but I
> > > cannot say how. :-)
> >
> > That wouldn't really matter - as long as it's faster ;-)
> >
> > Simon
>
> Just tried with the Visual C++ Toolkit 2003 which is available from MS
> for free (They say it's the same compiler as in Visual Studio .NET). The
> problem stays the same. Any hints on this?
>
> Maybe I need an SDK update? What did - no, superfluous question as you
> use VS.NET ;-)
> I'll do that next unless anyone has a hint on what else might be wrong.

Do you have tried to delete the ilk file, relink and then apply a small modify 
an relink again ? 

Ralf