Subject: Re: [boost] Default x86 instruction set
From: Peter Dimov (lists_at_[hidden])
Date: 2013-05-07 13:14:55


Jonathan Wakely wrote:
> Right, that's why GCC's std::string and std::shared_ptr (and
> tr1::shared_ptr) use a mutex when compiled for i386. You really don't want
> that if you're running on 486 or better, and *everyone* is running on
> better.

boost::shared_ptr silently assumes 486 when compiled for i386.