Re: [Boost-bugs] [Boost C++ Libraries] #6060: Warning generated in SNC C++ compiler by use of __sync_fetch_and_add

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #6060: Warning generated in SNC C++ compiler by use of __sync_fetch_and_add
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2011-10-25 21:00:26

#6060: Warning generated in SNC C++ compiler by use of __sync_fetch_and_add
-----------------------------------------------+----------------------------
  Reporter:  Fernando Diaz <fdiaza@…>          |       Owner:  pdimov      
      Type:  Patches                           |      Status:  new         
 Milestone:  To Be Determined                  |   Component:  smart_ptr   
   Version:  Boost 1.47.0                      |    Severity:  Optimization
Resolution:                                    |    Keywords:              
-----------------------------------------------+----------------------------

Comment (by pdimov):

 This is a problem with SNC. The prototype of !__sync_fetch_and_add is

 {{{type __sync_fetch_and_add (type *ptr, type value, ...)}}}

 i.e. the second argument should be the same type as the first, which, in
 shared_ptr's code, is sp_int32_t, a signed integer.

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/6060#comment:1>
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