CGAL users discussion list

[Mahmood NT <>]

>What about google g++ precompiled header

I found some tools: "distcc" and "ccache". But I have to work with them. No comment....

 

 

Mahmood NT

----- Original Message ----
From: Andreas Fabri <>
To:
Sent: Tuesday, November 27, 2007 1:34:49 PM
Subject: Re: [cgal-discuss] reducing compile time

Mahmood NT wrote:
>  >It depends on the compiler, but for example with g++ you can use
>  >precompiled headers.  In such a header, you can put as much stuff
>  >as you wish, especially template instantiations as Fernando mentioned,
>  >but already including many files can help.  Then you precompile it,
>  >and the compiler loads the precompiled versions automatically
>  >if you specify something like "-include my_pch.h" on the command line.
>  >It has the benefit that you do not need to re-organize your source
>  >files (like concatenating all your *.cpp files before compiling them
>  >in one go instead of doing several compilations for each of them).
> I have the same problem with compilation time with gcc.
> Can you explain more about how to create and use precompiled header. any
> link, webpage,...
> what should I do with makefile?

What about google g++ precompiled header
>
> 
> 
>
>
> ----- Original Message ----
> From: Sylvain Pion <>
> To:
> Sent: Thursday, November 22, 2007 10:23:32 PM
> Subject: Re: [cgal-discuss] reducing compile time
>
> Gabriel Cirio a écrit :
>  > Hello,
>  >
>  > is there any tip or trick to reduce the compile time of a CGAL
>  > application? I am using an enriched polyhedron template with a bunch of
>  > templated (since they use the enriched polyhedron) functionalities, and
>  > it often takes several minutes to compile since every single
>  > header/template is recompiled each time. Is there a technique to
>  > minimize template recompilation?
>
> It depends on the compiler, but for example with g++ you can use
> precompiled headers.  In such a header, you can put as much stuff
> as you wish, especially template instantiations as Fernando mentioned,
> but already including many files can help.  Then you precompile it,
> and the compiler loads the precompiled versions automatically
> if you specify something like "-include my_pch.h" on the command line.
> It has the benefit that you do not need to re-organize your source
> files (like concatenating all your *.cpp files before compiling them
> in one go instead of doing several compilations for each of them).
>
> --
> Sylvain Pion
> INRIA Sophia-Antipolis
> Geometrica Project-Team
> CGAL, http://cgal.org/
>
>
>
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