Re: EDG possible sozeof BUG

From: Chris Theis (Christian.Theis_at_nospam.cern.ch)
Date: 10/22/04 

Date: Fri, 22 Oct 2004 17:03:55 +0200

"Tom Widmer" <tom_usenet@hotmail.com> schrieb im Newsbeitrag
news:0iphn0l2r6fula1mp67svpkdro2f6ijgfo@4ax.com...
> On Thu, 21 Oct 2004 20:12:56 +0200, "Chris Theis"
> <Christian.Theis@nospam.cern.ch> wrote:
>
> >> > I would agree with you that this seems to be a bug, but until now I
> >> > thought that MSVC is based on the EDG backend and therefore this
> >> > discrepancy is surprising.
> >>
> >> No, you are maybe thinking of Intel 7.1, Microsoft write there own
> >> frontend AFAICT.
> >
> >Yes, I was mistaken but Intel is based on KAI. However, EDG list Comeau
as
> >end-license users of their frontend.
>
> EDG is used by:
>
> Kai C++ (deceased)
> Intel C++ (which isn't based on Kai C++, even though Intel bought Kai)
> Borland C++ BuilderX prototype compiler (not yet formally released?)
> Comeau C++
> Quite a few embedded C++ compilers
>
> Microsoft have their own front end, as do GNU and Metrowerks.
>
> (About Kai and Intel, from
> http://www.pallas.com/e/products/kai-c/special/announcement.htm:
> Is the Intel C++ Compiler for Linux an extension of KAI C++, or are
> they different products?
>
> The Intel C++ compiler and KAI C++ are different products.
>
> * The Intel C++ compiler has an integrated backend code generator.
> KAI C++ uses gcc on Linux for code generation.
> * Both the Intel C++ compiler and KAI C++ use compiler frontend
> technology from Edison Design Group (EDG).
> * Intel C++ and KAI C++ use different technology for the Standard
> Template Library (STL).
> * Intel C++ will not include the parallel prelinking functionality
> provided by KAI C++.
> * KAI C++ currently provides a higher level of ISO* compliance
> than the Intel C++ compiler for Linux. Intel's goal is for the Intel
> C++ compiler for Linux to match KAI C++ ISO compliance in early 2003.)
>
> Tom

Thanks for shedding some light on this issue!

Cheers
Chris