gcc5 ICE xserver build on ARM

[David Airlie]

----- Original Message -----
> From: "Marek Polacek" <polacek at redhat.com>
> To: "Development discussions related to Fedora" <devel at lists.fedoraproject.org>
> Sent: Tuesday, 17 February, 2015 4:31:36 PM
> Subject: Re: gcc5 ICE xserver build on ARM
> 
> On Tue, Feb 17, 2015 at 07:14:43AM +0100, Marek Polacek wrote:
> > On Tue, Feb 17, 2015 at 12:26:57AM -0500, David Airlie wrote:
> > > Just kicked off an Xserver build in rawhide,
> > > 
> > > and it appears gcc ICE.
> > > http://koji.fedoraproject.org/koji/getfile?taskID=8960146&name=build.log
> > > 
> > > libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../include
> > > -DHAVE_DIX_CONFIG_H -Wall -Wpointer-arith -Wmissing-declarations
> > > -Wformat=2 -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs
> > > -Wbad-function-cast -Wold-style-definition -Wdeclaration-after-statement
> > > -Wunused -Wuninitialized -Wshadow -Wmissing-noreturn
> > > -Wmissing-format-attribute -Wredundant-decls -Wlogical-op
> > > -Werror=implicit -Werror=nonnull -Werror=init-self -Werror=main
> > > -Werror=missing-braces -Werror=sequence-point -Werror=return-type
> > > -Werror=trigraphs -Werror=array-bounds -Werror=write-strings
> > > -Werror=address -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast
> > > -fno-strict-aliasing -fno-strict-aliasing -D_DEFAULT_SOURCE
> > > -D_BSD_SOURCE -DHAS_FCHOWN -DHAS_STICKY_DIR_BIT -I/usr/include/libdrm
> > > -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng16
> > > -I/usr/include/X11/dri -I../include -I../include -I../Xext
> > > -I../composite -I../damageext -I../xfixes -I../Xi -I../mi
> > > -I../miext/sync -I../miext/shadow -I../miext/damage -I../render
> > > -I../randr -I../fb -I../dbe -I../present -fvisibility=hidden -O2 -g
> > > -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions
> > > -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches
> > > -march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=hard -c xdmcp.c  -fPIC -DPIC
> > > -o .libs/xdmcp.o
> > > xdmcp.c: In function 'XdmcpFatal':
> > > xdmcp.c:1413:16: internal compiler error: Segmentation fault
> > >                 status->length, status->length, status->data);
> > >                 ^
> > > Please submit a full bug report,
> > > with preprocessed source if appropriate.
> > > See <http://bugzilla.redhat.com/bugzilla> for instructions.
> > > 
> > > Not sure how best to proceed.
> > 
> > Please submit a full bug report,
> > with preprocessed source if appropriate.
> > See <http://bugzilla.redhat.com/bugzilla> for instructions.
> 
> Thought, we have 3 bug reports about internal compiler error:
> Segmentation fault on ARM (#1193212, #1193244, #1193142), so
> perhaps opening another bug is not necessary.

Well I can't provide any info, I don't have an ARM box here,
and it happens in the buildroot which I don't think I can access
to get the files out from.

Which is why I hope gcc devs have such things once I point out
the failure case!

Dave.