[Boost-users] Valgrind false positive in make_shared

Subject: [Boost-users] Valgrind false positive in make_shared
From: Dave Steffen (dave.steffen_at_[hidden])
Date: 2010-11-29 15:47:29

> Date: Thu, 18 Nov 2010 19:51:55 +0200
> From: "Peter Dimov" <pdimov_at_[hidden]>
> 
> Dave Steffen wrote:
> >  I got this bad behavior with GCC 4.4.4.  It goes away with GCC 4.2.4.
> 
> What is the definition of std::forward in GCC 4.4.4? What happens if you
> 
> change boost::detail::sp_forward in make_shared.hpp:150:
> ::new( pv ) T( boost::detail::sp_forward<Arg1>( arg1 ),
> 
> boost::detail::sp_forward<Args>( args )... );
> 
> to std::forward, do you get a compile warning on this line and does
> Valgrind still warn?

  Hi

  Coming back to this issue after a week or two...  trying the above
  made no difference: no compiler warnings, and no change in
  Valgrind's error messages.

  Any thoughts?  Thanks!

-- 
Dave Steffen, Ph.D. - Software Engineer
Numerica Corporation <http://www.numerica.us>
4850 Hahns Peak Drive, Suite 200
Loveland, Colorado 80538
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Email: dave.steffen_at_[hidden]
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