gcc5 ICE xserver build on ARM

[David Airlie]

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.

Dave.