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
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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: |
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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> Boost C++ Libraries <http://www.boost.org/> Boost provides free peer-reviewed portable C++ source libraries.
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