RTEMS and C99: was Re: Problem report: Struct aliasing problem causes Thread_Ready_Chain corruption in

Ralf Corsepius ralf.corsepius at rtems.org
Fri Dec 8 03:22:59 UTC 2006

On Fri, 2006-12-08 at 10:35 +1100, Steven Johnson wrote:

> My biggest fear with all of this, is that everyone seems to agree that 
> strict aliasing "might" be a problem. 
Right - "MIGHT".

>  No one can state for a certainty 
> that it is either a definite problem or not (except for the 1 case which 
> triggered this discussion).  I don't like "might be" problems in 
> production code, especially for hardware products that are supposed to 
> run 24/7/365.

So you certainly are able to prove "correctness" of your and "function"
of your application?

IMO, from practical point of view, this whole discussion is WAY
overrated and overheaded. It should be our task to _fix_ those issues
which exhibit malicious effects on RTEMS to fix them.


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