[PATCH] [libc++] Support newlib as libc++'s C library

[JF Bastien]

Ping (+Howard).

The newlib fixes are in the 2.1.0 release save for stdint.h changes.
This libc++ patch is still useful as-is.


On Mon, Dec 16, 2013 at 4:54 PM, JF Bastien <jfb at chromium.org> wrote:
> Fix issues that LLVM's libc++ test suite finds when setting newlib as
> the C library:
>   - Work around newlib's limited locale support (which AFAICT is allowed in C).
>   - Teach libc++ about the rest of newlib's locale support.
>   - Work around newlib's limited support for long double (expecting it
> to be double when supported at all).
>   - Undefine clearerr/feof/ferror (C allows these to be macros).
>
> Note that newlib also needs changes to update its C99/C11/C++11
> support, I'm sending a separate patch to the newlib at sourceware.org
> mailing list.