RTEMS_DECONST - Should it be removed?

[Sebastian Huber]

On 14/01/15 18:27, Martin Galvan wrote:
> Hi everyone! We're currently working on improving the TMS570 BSP, and
> in the process we discovered an important bug caused by a misuse of
> the RTEMS_DECONST macro. Said macro seems to be used in a few other
> places throughout the code to bypass const restrictions.
>
> What's the purpose of having something like this in the codebase?
> Should it be removed to maintain const-correctness throughout the
> code?

The purpose is to easily identify all places that cast the const 
qualifier away. Sometimes this is necessary, e.g. during object 
destruction or in case you have a common read/write API (e.g. struct iovec).

-- 
Sebastian Huber, embedded brains GmbH

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