Re: libstdc++ of g++ 3.4.x: std::swap and std::auto_ptr causes compilation errors

[Jonathan Wakely <cow at compsoc dot man dot ac dot uk>]

On Tue, Nov 16, 2004 at 12:10:04PM +0100, Paolo Carlini wrote:

> Vinzenz Feenstra wrote:
> 
> >I don't understand, why I have to set it? This is strange to me, too. 
> >Shouldn't it be setted automatically?
> >I mean this is confusing me abit.
> 
> Oh, this is a long story... Enabling concept_check has a cost, in terms 
> of compile-time performance. Also, we had a few bugs in the code itself 
> + bits of the code where not completely removed by the optimizers. In 
> short, for 3.0.x it has been disabled by default. *Part* of the story is 
> recorded here:
> 
>    http://gcc.gnu.org/onlinedocs/libstdc++/19_diagnostics/howto.html#3

Oops, that doesn't have the right macro for 3.4 (CPP not CXX)


2004-11-16  Jonathan Wakely  <redi@gcc.gnu.org>

        * docs/html/19_diagnostics/howto.html: Document change from
        _GLIBCPP_CONCEPT_CHECKS to _GLIBCXX_CONCEPT_CHECKS in 3.4.

OK for mainline and 3.4?

jon

-- 
"Few know how much one needs to know to know how little one knows."
	- Johann Goethe

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