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Re: libc/BUGS out-of-date?


> So these are really still existing bugs?

I really don't know.  It would be good to have test cases for these problems.
If they still exist and are not readily fixable in the current
implementation, we can turn these tests off by default.  But we should
still have them to go along with the BUGS list.

> [  *]  Collation symbol and equivalence class handling in regex are not
>        yet 100% correct.
>        - [. .] at end of a range does not work
>        - [. .] and [= =] do not handle collating symbols (where a symbol
>          stands for multiple character) and multibyte character in
>          general not correctly.
> 
>        This is *extremely* hard to fix since regex has to be rewritten
>        completely.
> 
> [  *]  The regex implementation has various other problems, like limitations
>        of the expression size etc. [PR libc/1570, PR libc/1777]
> 
>        None of these can be fixed without a rewrite.
> 


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