[Buildroot] xserver_xorg-server-1.15.1 crash on RaspberryPi when compiled with gcc-4.9
Peter Seiderer
ps.report at gmx.net
Wed Sep 24 20:29:14 UTC 2014
Hello Thomas, Hadrien,
bug report submitted upstream:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63346
Regards,
Peter
On Tue, Jul 08, 2014 at 12:02:07AM +0200, Thomas Petazzoni wrote:
> Dear Peter Seiderer,
>
> On Sat, 7 Jun 2014 23:58:58 +0200, Peter Seiderer wrote:
>
> > running xserver (driver fbdev) on RaspberryPi crashes when compiled with gcc-4.9 (-Os).
> >
> > Steps to reproduce (with buildroot-2014.05 release and additonal dillo package):
>
> > Program received signal SIGSEGV, Segmentation fault.
> > fbGlyphs (op=<optimized out>, pSrc=0x1, pDst=0x4, maskFormat=0x3b9d90, xSrc=0, ySrc=0, nlist=6, list=0xbefff490, glyphs=0x1)
> > at fbpict.c:140
> > 140 glyph = *glyphs++;
> > (gdb) p glyphs
> > $1 = (GlyphPtr *) 0x1
>
> Thanks for the report. I wanted to let you know that I'm also seeing
> the issue here, while testing the gtk-demo application under Xfbdev on
> Qemu/ARM. I am also building with a gcc 4.9.x based toolchain, the
> Linaro 14.05 toolchain. I haven't tested yet to rebuild with gcc 4.8.x
> to see the difference.
>
> Have you investigated the problem a bit more? Does it look like a
> compiler issue?
>
> Thanks,
>
> Thomas
> --
> Thomas Petazzoni, CTO, Free Electrons
> Embedded Linux, Kernel and Android engineering
> http://free-electrons.com
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