Re: [boost] Comments about N2320

From: Phil Endecott (spam_from_boost_dev_at_[hidden])
Date: 2007-11-02 10:35:55

Alexander Terekhov wrote:
> Anthony Williams wrote:
> [...]
>> N2420 (http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2420.pdf)
>> covers some of the relevant ground --- it's the minutes of the POSIX/C++
>> liaison committee.
>
> "Gnu gcc and Solaris pthreads: The Gnu gcc and Solaris pthreads 
> implementations are two known implementations that attempt to map 
> POSIX pthread cancellation onto C++ exception handling, but both 
> do so at the cost of breaking the exception model (i.e., they no 
> longer conform to ISO C++) because the alternative appears to be 
> that C++ destructors and catch blocks would not be invoked for 
> cancellation which would mean that resources would be leaked."
>
> Uhmm. Don't know about (modern) Solaris, but glibc (presumably 
> that is meant by "Gnu gcc pthreads implementation") does invoke 
> C++ destructors and catch blocks.

Realy??? Wow!  Can you direct me to some documentation?

Thanks,  Phil.