[Buildroot] [PATCH] xserver_xorg-server: disable libunwind on MIPS with 32-bit pointers

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Sun Dec 7 21:10:01 UTC 2014

Dear Vicente Olivert Riera,

On Fri, 5 Dec 2014 11:17:02 +0000, Vicente Olivert Riera wrote:
> libunwind support in xorg-server is not only broken for MIPS64 n32 but
> for all MIPS variants with 32-bit pointers. The reason is exactly the
> same one. libunwind defines a uint64 variable to store the words. Then,
> xorg-server casts that variable (64-bit) into a pointer (32-bit), and
> the compilation fails:
> backtrace.c:98:13: error: cast to pointer from integer of different size
> [-Werror=int-to-pointer-cast]
> Related:
>   https://bugs.freedesktop.org/show_bug.cgi?id=79939
> Fixes:
>   http://autobuild.buildroot.net/results/87b/87be2c95957f9925c1258812e536df72689fc5da/
> Signed-off-by: Vicente Olivert Riera <Vincent.Riera at imgtec.com>

Applied, thanks.

Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering

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