Thank you all for your clear explanations!
On Tue, Apr 2, 2013 at 3:23 PM, JonY <jo...@users.sourceforge.net> wrote:
> On 4/2/2013 20:05, Ruben Van Boxem wrote:
> > If you want a static winpthreads but shared libgcc/libstdc++, you'll need
> > to remove libwinpthread.dll.a from your toolchain directory. Your mileage
> > may vary. Note my current builds only work with -static, I omitted the
> > known fix for this issue from my recent builds.
> >
> >
>
> You might end up with weird behavior if you mix thread handles about,
> seeing that you now have 2 or more winpthreads instances, one in the
> libstdc++ DLL, and others in your statically linked code.
>
> Imagine if each DLL you used had their own statically linked instances.
> It might work if the interfaces are rock solid without any
> implementation detail leaks and/or depend on any static init variables
> that may subject to race conditions.
>
> If you want static, it is best to use static for everything.
>
> >>
> >> Would having one build with winpthreads bundled into the libstdc++.dll
> (or
> >> whatever it is) not work?
> >>
> >
> > Sure, it might work, but I'm no going to hack that into GCC's brittle
> build
> > system.
> >
>
> Likewise, never a good idea to mix static/shared, it may cause ODR
> violation.
>
>
>
>
>
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