Re: [boost] Bug/Incompatibility: Visual C++ 2005 checked iterators lead to major crashes

From: David Abrahams (dave_at_[hidden])
Date: 2006-06-14 17:44:46

Tanguy Fautre <tanguy.fautre_at_[hidden]> writes:

> Hi,
>
> Currently with Boost 1.33.1 and Visual C++ 2005, the libraries are 
> compiled with the default _SECURE_SCL=1 value, which means Boost *.lib 
> and *.dll files are compiled with checked iterator enabled.
>
> When an application using Boost is compiled with _SECURE_SCL=1 too, 
> everything is fine.
>
> However, all hell breaks loose when the application is compiled with 
> _SECURE_SCL=0 (which is the case of our projects). The problem arises 
> because apparently the iterator implementation and structure is different.
>
> Therefore any call to Boost *.lib or *.dll functions with an iterator 
> passed as an argument will result in a weird and unexplained crash (I 
> first got the problem when using Boost.Signals).
>
>
> Because Visual C++ 2005 checked iterators are not Standard C++ 
> compliant, I think that it ought to be possible to disable them when 
> compiling Boost (e.g. using an additional bjam variable in the vc-8_0 
> toolset?).

Heh, I think we ought to think very carefully about changing our
default.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com