...found 9 targets...
...updating 4 targets...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/32.o
libs/config/checks/architecture/32.cpp:9:36: error: size of array 'test' is negative
 int test[sizeof(void*) == 4? 1 : -1];
                                    ^

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/32.o" "libs/config/checks/architecture/32.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/32.o...
...failed updating 1 target...
...updated 3 targets...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/64.o
...updated 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/arm.o
libs/config/checks/architecture/arm.cpp:13:2: error: #error "Not ARM"
 #error "Not ARM"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/arm.o" "libs/config/checks/architecture/arm.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/arm.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/mips1.o
libs/config/checks/architecture/mips1.cpp:10:2: error: #error "Not MIPS1"
 #error "Not MIPS1"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/mips1.o" "libs/config/checks/architecture/mips1.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/mips1.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/power.o
libs/config/checks/architecture/power.cpp:13:2: error: #error "Not PPC"
 #error "Not PPC"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/power.o" "libs/config/checks/architecture/power.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/power.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/riscv.o
libs/config/checks/architecture/riscv.cpp:9:2: error: #error "Not RISC-V"
 #error "Not RISC-V"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/riscv.o" "libs/config/checks/architecture/riscv.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/riscv.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/s390x.o
libs/config/checks/architecture/s390x.cpp:10:2: error: #error "Not S390x"
 #error "Not S390x"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/s390x.o" "libs/config/checks/architecture/s390x.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/s390x.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/sparc.o
libs/config/checks/architecture/sparc.cpp:10:2: error: #error "Not SPARC"
 #error "Not SPARC"
  ^~~~~

    "/home/buildroot/autobuild/instance-0/output-1/host/bin/x86_64-amd-linux-gnu-g++"   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  -D_FORTIFY_SOURCE=1 -fPIC -O0 -fno-inline -Wall -g     -c -o "libs/config/checks/architecture/bin/gcc-6.2.0/debug/sparc.o" "libs/config/checks/architecture/sparc.cpp"

...failed gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/sparc.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ libs/config/checks/architecture/bin/gcc-6.2.0/debug/x86.o
...updated 1 target...
...patience...
...found 234 targets...
...updating 10 targets...
gcc.compile.c++ bin.v2/libs/thread/build/gcc-6.2.0/debug/threading-multi/visibility-hidden/has_atomic_flag_lockfree_test.o
In file included from /home/buildroot/autobuild/instance-0/output-1/host/opt/ext-toolchain/x86_64-amd-linux-gnu/include/c++/6.2.0/x86_64-amd-linux-gnu/bdver3/bits/os_defines.h:39:0,
                 from /home/buildroot/autobuild/instance-0/output-1/host/opt/ext-toolchain/x86_64-amd-linux-gnu/include/c++/6.2.0/x86_64-amd-linux-gnu/bdver3/bits/c++config.h:495,
                 from /home/buildroot/autobuild/instance-0/output-1/host/opt/ext-toolchain/x86_64-amd-linux-gnu/include/c++/6.2.0/cstddef:49,
                 from ./boost/config/compiler/gcc.hpp:165,
                 from ./boost/config.hpp:39,
                 from ./boost/memory_order.hpp:15,
                 from libs/thread/src/../build/../../../boost/atomic.hpp:13,
                 from libs/thread/src/../build/has_atomic_flag_lockfree_test.cpp:6:
/home/buildroot/autobuild/instance-0/output-1/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/features.h:331:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
    ^~~~~~~
gcc.link bin.v2/libs/thread/build/gcc-6.2.0/debug/threading-multi/visibility-hidden/has_atomic_flag_lockfree
...updated 10 targets...
...found 1 target...
...updating 1 target...
config-cache.write bin.v2/project-cache.jam
...updated 1 target...