Gcc [trunk revision 216501] failed to bootstrap on x86_64!

[x86speclto at gnu-mic-1 dot sc dot intel dot com (H.J. Lu (X86 SPEC CPU LTO))]

cd bld; \
 RUNTESTFLAGS="--target_board='unix{-mx32}'" ../src-trunk/configure \
	 --prefix=/export/gnu/import/git/gcc-test-spec-lto/usr --enable-clocale=gnu --with-system-zlib --enable-shared --with-demangler-in-ld --with-multilib-list=m32,m64,mx32 --with-fpmath=sse --enable-languages=c,c++,fortran,lto
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
checking target system type... x86_64-unknown-linux-gnu
checking for a BSD-compatible install... /bin/install -c
    grep "Error " makelog.216501.trunk.x86_64 >> makelog.216501.trunk.x86_64.mail; \
make[5]: *** [cilk-abi-cilk-for.lo] Error 1
make[4]: *** [all-target-libcilkrts] Error 2
make[3]: *** [bootstrap] Error 2
make[2]: *** [bootstrap] Error 2
config.status: executing default-1 commands
yes
checking malloc.h presence... yes
checking for malloc.h... yes
looking for a compliant stdint.h in stdint.h, checking for uintmax_t... Adding multilib support to Makefile in ../../../../src-trunk/libatomic
with_multisubdir=x32
config.status: executing depfiles commands
yes
checking for uintptr_t... config.status: executing libtool commands
config.status: executing gstdint.h commands
yes
checking for int_least32_t... config.status: executing depfiles commands
yes
checking for int_fast32_t... config.status: executing libtool commands
config.status: executing gstdint.h commands
yes
checking for uint64_t... yes
checking what to include in gstdint.h... stdint.h (already complete)
checking sys/mman.h usability... yes
checking sys/mman.h presence... yes
checking for sys/mman.h... yes
checking for mmap... yes
checking whether read-only mmap of a plain file works... yes
checking whether mmap from /dev/zero works... yes
checking for MAP_ANON(YMOUS)... yes
checking whether mmap with MAP_ANON(YMOUS) works... yes
checking whether byte ordering is bigendian... config.status: creating Makefile
config.status: creating libsanitizer.spec
config.status: creating libbacktrace/backtrace-supported.h
config.status: creating interception/Makefile
no
checking for strtoull... Adding multilib support to interception/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating sanitizer_common/Makefile
yes
checking for memalign... Adding multilib support to sanitizer_common/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating libbacktrace/Makefile
yes
checking for posix_memalign... Adding multilib support to libbacktrace/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating lsan/Makefile
yes
checking for getauxval... yes
Adding multilib support to lsan/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating asan/Makefile
Adding multilib support to asan/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating ubsan/Makefile
checking whether the target supports thread-local storage... Adding multilib support to ubsan/Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: creating config.h
config.status: executing depfiles commands
config.status: executing default-1 commands
yes
checking whether the target supports hidden visibility... yes
checking whether the target supports dllexport... Adding multilib support to Makefile in ../../../../src-trunk/libsanitizer
with_multisubdir=x32
config.status: executing libtool commands
no
checking whether the target supports symbol aliases... config.status: executing gstdint.h commands
yes
checking for ld used by /export/gnu/import/git/gcc-test-spec-lto/bld/./gcc/xgcc -B/export/gnu/import/git/gcc-test-spec-lto/bld/./gcc/ -B/export/gnu/import/git/gcc-test-spec-lto/usr/x86_64-unknown-linux-gnu/bin/ -B/export/gnu/import/git/gcc-test-spec-lto/usr/x86_64-unknown-linux-gnu/lib/ -isystem /export/gnu/import/git/gcc-test-spec-lto/usr/x86_64-unknown-linux-gnu/include -isystem /export/gnu/import/git/gcc-test-spec-lto/usr/x86_64-unknown-linux-gnu/sys-include  -mx32... (cached) /export/gnu/import/git/gcc-test-spec-lto/bld/./gcc/collect-ld
checking if the linker (/export/gnu/import/git/gcc-test-spec-lto/bld/./gcc/collect-ld) is GNU ld... (cached) yes
checking for -mclear-hwcap... no
config.status: executing libtool commands
checking whether __AVX__ is declared... config.status: executing gstdint.h commands
no
checking for shared libgcc... yes
configure: versioning on shared library symbols is gnu
checking assembler .cfi pseudo-op support... yes
checking how size_t is mangled... j
checking whether the target supports __sync_*_compare_and_swap... yes
checking whether the target supports 64-bit __sync_*_compare_and_swap... yes
checking if the assembler supports AVX... yes
checking if the assembler supports RTM... yes
checking whether weak refs work like ELF... yes
configure: updating cache ./config.cache
configure: creating ./config.status
config.status: creating Makefile
config.status: creating testsuite/Makefile
config.status: creating libitm.spec
config.status: creating config.h
config.status: executing default-1 commands
Adding multilib support to Makefile in ../../../../src-trunk/libitm
with_multisubdir=x32
config.status: executing depfiles commands
config.status: executing libtool commands
config.status: executing gstdint.h commands
config.status: executing depfiles commands
config.status: executing libtool commands
config.status: executing gstdint.h commands
make[4]: Leaving directory `/export/gnu/import/git/gcc-test-spec-lto/bld'
make[3]: *** [bootstrap] Error 2
make[3]: Leaving directory `/export/gnu/import/git/gcc-test-spec-lto/bld'
12381.24user 317.32system 39:05.23elapsed 541%CPU (0avgtext+0avgdata 772356maxresident)k
502016inputs+18102016outputs (9429major+125129578minor)pagefaults 0swaps
make[2]: *** [bootstrap] Error 2
make[2]: Leaving directory `/export/gnu/import/git/gcc-test-spec-lto'