64bit: cygstdc++-6.dll

Corinna Vinschen corinna-cygwin@cygwin.com
Fri Apr 12 15:57:00 GMT 2013


Dave?  Ping?

On Apr 11 15:37, Corinna Vinschen wrote:
> On Apr 11 12:16, Corinna Vinschen wrote:
> > On Apr 10 18:16, Corinna Vinschen wrote:
> > > On Apr 10 16:49, Dave Korn wrote:
> > > > On 10/04/2013 10:57, Yaakov (Cygwin/X) wrote:
> > > > 
> > > > > Could you explain the necessity of the dllimport's in the same patch?
> > > > 
> > > >   The idea is to one day be able to move away from having auto-import enabled
> > > > by default in binutils, so that .rdata can go back into the read-only-mapped
> > > > .rdata section and be shared between processes as it ought.
> > > 
> > > Doesn't that affect applications which use something like
> > > 
> > >   extern int optind;
> > > 
> > > in their code?  Kai did quite a job to get this working on x86_64 by
> > > implementing the medium/large code models for x86_64, and Cygwin's
> > > x86_64 gcc uses the medium code model by default.  Disabling this again
> > > would be rather counterproductive.
> > 
> > What about this issue?  If the idea is to revert all automatism which
> > allows to declare external variables in DLL s without dllimport, then
> > I don't think that's a good idea for Cygwin.
> > 
> > If I misunderstand the issue, please say so.
> 
> Oh, and, btw., I don't quite understand
> 
>   "so that .rdata can go back into the read-only-mapped .rdata section"
> 
> Typo?
> 
> 
> Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat



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