Re: [Boost-bugs] [Boost C++ Libraries] #10204: boost::lockfree:queue: g++ -fgnu-tm and -O1/2/3 flag not working

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #10204: boost::lockfree:queue: g++ -fgnu-tm and -O1/2/3 flag not working
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2014-08-01 10:48:54

#10204: boost::lockfree:queue: g++ -fgnu-tm and -O1/2/3 flag not working
-------------------------+-------------------------------------------------
  Reporter:              |      Owner:  timblechmann
  philipp.schoppe@…      |     Status:  new
      Type:  Bugs        |  Component:  atomic
 Milestone:  To Be       |   Severity:  Problem
  Determined             |   Keywords:  -fgnu-tm -O compiler flag
   Version:  Boost       |  combination
  1.55.0                 |
Resolution:              |
-------------------------+-------------------------------------------------

Comment (by olli):

 Replying to [comment:7 andysem]:
 > Replying to [comment:6 olli]:
 > > I can reproduce the error with gcc 4.8.2 - using {{{boost::atomic<>}}}
 and {{{__transaction_atomic}}} in the same app
 >
 > I don't have experience with gcc transactions, but as far as I
 understand atomic ops are not transaction safe and therefore should not be
 used inside transactions.

 I do not use atomics inside {{{__transaction_atomic}}} - only some parts
 of the code using atomics (e.g. spinlocks) are replaced by
 {{{__transaction_atomic}}}

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/10204#comment:8>
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