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Re: sparse and multiarch include paths

I've hit this as well. The ubuntu-packaged sparse seems to get this
right; building from git sources gives busted paths -- suspect they
have patches that need to come upstream?

-- Chris

On Thu, Aug 25, 2011 at 9:42 AM, Josh Triplett <josh@joshtriplett.org> wrote:
> When trying to use sparse on some low-level userspace code, I ran into
> the following error:
> /usr/include/bits/socket.h:381:11: error: unable to open 'asm/socket.h'
> It looks like that file lives in
> /usr/include/x86_64-linux-gnu/asm/socket.h , and gcc has
> /usr/include/x86_64-linux-gnu in its default include path.  This relates
> to Debian's multiarch efforts, moving such headers to paths which
> include the architecture to allow simultaneous installation of the
> headers for multiple architectures.  I don't know how gcc ends up with
> that directory in its include path, but sparse needs to follow suit to
> compile any code which includes these architecture-specific
> headers.
> I've CCed the Debian GCC maintainers and multiarch developers, in the
> hopes of getting some additional details that might help resolve this
> problem.
> - Josh Triplett
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