buildworld is broken ?

Hi,

subj
head, amd64 Revision: 245588


protector -Wsystem-headers -Werror -Wall -Wno-format-y2k
-Wno-uninitialized -Wno-pointer-sign
-c /usr/src/usr.sbin/acpi/iasl/../../../sys/contrib/dev/acpica/components/disassembler/dmopcode.c
cc -O2 -pipe  -DACPI_ASL_COMPILER -I.
-I/usr/src/usr.sbin/acpi/iasl/../../../sys -std=gnu99 -fstack-protector
-Wsystem-headers -Werror -Wall -Wno-format-y2k -Wno-uninitialized
-Wno-pointer-sign
-c /usr/src/usr.sbin/acpi/iasl/../../../sys/contrib/dev/acpica/components/disassembler/dmresrc.c
cc1: warnings being treated as
errors /usr/src/usr.sbin/acpi/iasl/../../../sys/contrib/dev/acpica/components/disassembler/dmresrc.c:
In function
'AcpiDmIsResourceTemplate': /usr/src/usr.sbin/acpi/iasl/../../../sys/contrib/dev/acpica/components/disassembler/dmresrc.c:419:
warning: dereferencing type-punned pointer will break strict-aliasing
rules *** [dmresrc.o] Error code 1

Stop in /usr/src/usr.sbin/acpi/iasl.
*** [all] Error code 1

Stop in /usr/src/usr.sbin/acpi.
*** [all] Error code 1

Stop in /usr/src/usr.sbin.
*** [usr.sbin.all__D] Error code 1

Stop in /usr/src.
*** [everything] Error code 1

Stop in /usr/src.
*** [buildworld] Error code 1

-- 
wbr, tiger