Subj : Re: Adding thread support for C...
To   : comp.programming.threads
From : Markus Elfring
Date : Sat Jul 23 2005 06:50 pm

> The code that you are trying to write implements concurrency primitives,
> which you should not expect to have a portable implementation in C. It makes
> little sense to try to implement these things in C, since C neither has a
> well-defined concurrent semantics of its own, nor does it expose the
> semantics of the underlying machine in a usable way. That's why you can
> only work around various problems by inhibiting optimizations: it is impossible
> to write correct code in C that meets the requirements, only code that happens
> to work for particular implementations of C.

Do you need to stop an assembler optimiser to break multithreaded code?
How do you avoid that a linker will do any damage to the desired execution paths?

Regards,
Markus

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