+ Sylvestre Ledru
On Tue, Apr 1, 2014 at 6:37 PM, Sebastian Redl
<sebastian.r...@getdesigned.at> wrote:
> Following the recent inquiry and David Chisnall's advice, I have created
> a patch that makes libc++ work a lot smoother on Linux. It allows a
> plain "clang++ -stdlib=libc++" command line to work no matter what ABI
> library is used, and fixes the linking errors I encountered.
>
> However, I have absolutely no idea what it does on other platforms.
>
> Log Message:
>
> Sort out common Linux linking issues.
>
> Using libc++ on Linux was problematic because using libsupc++ didn't
> pull in
> all necessary symbols, whereas linking against a dynamic ABI library
> required
> the user to explicitly link against the ABI library.
>
> This patch adds a new property, LIBCXX_CXX_ABI_LINK, that can be set
> to dynamic
> (the default) or static. In dynamic mode, it links against the
> dynamic library,
> and substitutes its unversioned .so file with a linker script that links
> against both libc++ and the ABI library. In static mode, it uses
> --whole-archive
> to force inclusion of the entire ABI library into the libc++.so.
>
> It also automatically uses libstdc++ for dynamic mode and libsupc++
> for static
> mode if either was selected; the two ABI names are now synonyms.
>
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--
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(j){printf("%d\n",i);}}} /*Dmitri Gribenko <griboz...@gmail.com>*/
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