[head tinderbox] failure on amd64/amd64

[FreeBSD Tinderbox]

TB --- 2013-01-12 04:00:16 - tinderbox 2.10 running on freebsd-current.sentex.ca
TB --- 2013-01-12 04:00:16 - FreeBSD freebsd-current.sentex.ca 8.3-PRERELEASE FreeBSD 8.3-PRERELEASE #0: Mon Mar 26 13:54:12 EDT 2012     des at freebsd-current.sentex.ca:/usr/obj/usr/src/sys/GENERIC  amd64
TB --- 2013-01-12 04:00:16 - starting HEAD tinderbox run for amd64/amd64
TB --- 2013-01-12 04:00:16 - cleaning the object tree
TB --- 2013-01-12 04:02:39 - /usr/local/bin/svn stat /src
TB --- 2013-01-12 04:02:42 - At svn revision 245321
TB --- 2013-01-12 04:02:43 - building world
TB --- 2013-01-12 04:02:43 - CROSS_BUILD_TESTING=YES
TB --- 2013-01-12 04:02:43 - MAKEOBJDIRPREFIX=/obj
TB --- 2013-01-12 04:02:43 - PATH=/usr/bin:/usr/sbin:/bin:/sbin
TB --- 2013-01-12 04:02:43 - SRCCONF=/dev/null
TB --- 2013-01-12 04:02:43 - TARGET=amd64
TB --- 2013-01-12 04:02:43 - TARGET_ARCH=amd64
TB --- 2013-01-12 04:02:43 - TZ=UTC
TB --- 2013-01-12 04:02:43 - __MAKE_CONF=/dev/null
TB --- 2013-01-12 04:02:43 - cd /src
TB --- 2013-01-12 04:02:43 - /usr/bin/make -B buildworld
>>> Building an up-to-date make(1)
>>> World build started on Sat Jan 12 04:02:47 UTC 2013
>>> Rebuilding the temporary build tree
>>> stage 1.1: legacy release compatibility shims
>>> stage 1.2: bootstrap tools
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3: cross tools
>>> stage 4.1: building includes
>>> stage 4.2: building libraries
[...]
                       ^~~~~~~~~~~~~~~~~~~~~~~
/src/lib/libc++/../../contrib/libcxxrt/atomic.h:25:38: note: expanded from macro 'ATOMIC_LOAD'
        __atomic_load(addr, __ATOMIC_ACQUIRE)
        ~~~~~~~~~~~~~                       ^
cxxrt_memory.cc:149:6: warning: function previously declared with an implicit exception specification redeclared with an explicit exception specification [-Wimplicit-exception-spec-mismatch]
void operator delete[](void * ptr) throw()
     ^
1 warning and 2 errors generated.
*** [cxxrt_memory.o] Error code 1

Stop in /src/lib/libc++.
*** [all] Error code 1

Stop in /src/lib.
*** [lib__L] Error code 1

Stop in /src.
*** [libraries] Error code 1

Stop in /src.
*** [_libraries] Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
TB --- 2013-01-12 05:39:12 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2013-01-12 05:39:12 - ERROR: failed to build world
TB --- 2013-01-12 05:39:12 - 4757.20 user 718.62 system 5936.28 real


http://tinderbox.freebsd.org/tinderbox-head-ss-build-HEAD-amd64-amd64.full