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Subject: Re: [boost] [interprocess] (OS X) waiting on condition variable = CPU 100% + fans running loud
From: Phil Endecott (spam_from_boost_dev_at_[hidden])
Date: 2013-01-08 13:15:58

Andrey Semashev <andrey.semashev_at_[hidden]> wrote:
> On Tue, Jan 8, 2013 at 7:50 PM, Ion Gazta?aga <igaztanaga_at_[hidden]> wrote:
>> I read from Boost.Atomic documentation that supported platforms are:
>> - gcc 4.x: i386, x86_64, ppc32, ppc64, armv5, armv6, alpha

ARMv7 is also supported.

>> - Visual Studio Express 2008/Windows XP, i386
>> That seems a bit limited unless under "GCC" we have several compilers
>> compatible with GCC and MSVC (maybe Intel, Clang, Freescale? etc.).
> In case of gcc inline assembler is used, which is also supported by
> Intel but not clang.

> I'm not
> sure what solution is suitable for clang as I don't know if it
> supports any intrinsics and apparently it won't support inline
> assembler any time soon.

It seems to me that clang does support gcc inline assembler; I'm using
Boost.Atomic on iOS, and also shared_ptr<> on top of Boost.Atomic, and
it works as expected. Why do you believe that clang doesn't support
inline assembler?


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