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From: Hartmut Kaiser (hartmut.kaiser_at_[hidden])
Date: 2007-08-31 20:36:13


> [Did I already suggest something like this?...]
> The Wave preprocessing tool can accept locations for a
> compiler's system header files. I think the C++ standard
> allows the standard headers to not be implemented as
> conventional files. I'm wondering if we can do that, as an
> experiment. In other words, the Wave library could have an
> option to inject our version of idealized renditions of the
> standard headers directly into the token stream, without
> referencing actual header files. This could catch bugs that
> assume certain things about actual header files that wouldn't
> be present in our version.

This sounds - hmmm - interesting.

> Our standard headers could be in the form of a collection of
> functions, one for each compiler item (function, type,
> object, template, macro, etc.). Those functions would be
> passed in a level of expression (declaration in a secret
> __boost_std namespace, injection of declaration into the std
> namespace, full definition in __boost_std namespace [or no
> namespace for macros]) and a descriptor of the environment
> (bits per byte, bytes per short/int/long, 2/1-complement or
> sign-mag, etc.). An inclusion function for each header would
> call the inclusion functions for each contained item, but
> only up to the lowest level required.

Could elaborate, please? Somewhere midsentence you lost me here. Can you
give an example, how you envision this?

Regards Hartmut

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