...found 11 targets...
...updating 10 targets...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/32.o
libs/config/checks/architecture/32.cpp:9:36: error: narrowing conversion of '-1' from 'int' to 'long unsigned int' [-Wnarrowing]
    9 | int test[sizeof(void*) == 4? 1 : -1];
      |                                    ^
libs/config/checks/architecture/32.cpp:9:28: error: size '-1' of array 'test' is negative
    9 | int test[sizeof(void*) == 4? 1 : -1];
      |          ~~~~~~~~~~~~~~~~~~^~~~~~~~

    "/home/buildroot/autobuild/instance-1/output-1/host/bin/riscv64-linux-g++"   -fvisibility-inlines-hidden -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0  -fPIC -pthread -Os -fno-inline -Wall -g -fvisibility=hidden  -DBOOST_ALL_NO_LIB=1  -I"."  -c -o "bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/32.o" "libs/config/checks/architecture/32.cpp"

...failed gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/32.o...
...failed updating 1 target...
...updated 9 targets...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/64.o
...updated 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/arm.o
libs/config/checks/architecture/arm.cpp:13:2: error: #error "Not ARM"
   13 | #error "Not ARM"
      |  ^~~~~

    "/home/buildroot/autobuild/instance-1/output-1/host/bin/riscv64-linux-g++"   -fvisibility-inlines-hidden -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0  -fPIC -pthread -Os -fno-inline -Wall -g -fvisibility=hidden  -DBOOST_ALL_NO_LIB=1  -I"."  -c -o "bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/arm.o" "libs/config/checks/architecture/arm.cpp"

...failed gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/arm.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/mips1.o
libs/config/checks/architecture/mips1.cpp:10:2: error: #error "Not MIPS1"
   10 | #error "Not MIPS1"
      |  ^~~~~

    "/home/buildroot/autobuild/instance-1/output-1/host/bin/riscv64-linux-g++"   -fvisibility-inlines-hidden -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0  -fPIC -pthread -Os -fno-inline -Wall -g -fvisibility=hidden  -DBOOST_ALL_NO_LIB=1  -I"."  -c -o "bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/mips1.o" "libs/config/checks/architecture/mips1.cpp"

...failed gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/mips1.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/power.o
libs/config/checks/architecture/power.cpp:13:2: error: #error "Not PPC"
   13 | #error "Not PPC"
      |  ^~~~~

    "/home/buildroot/autobuild/instance-1/output-1/host/bin/riscv64-linux-g++"   -fvisibility-inlines-hidden -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0  -fPIC -pthread -Os -fno-inline -Wall -g -fvisibility=hidden  -DBOOST_ALL_NO_LIB=1  -I"."  -c -o "bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/power.o" "libs/config/checks/architecture/power.cpp"

...failed gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/power.o...
...failed updating 1 target...
...found 2 targets...
...updating 1 target...
gcc.compile.c++ bin.v2/libs/config/checks/architecture/gcc-10.3.0/debug/threading-multi/visibility-hidden/riscv.o
...updated 1 target...
...patience...
...found 297 targets...
...updating 8 targets...
gcc.compile.c++ bin.v2/libs/thread/build/gcc-10.3.0/debug/threading-multi/visibility-hidden/has_atomic_flag_lockfree_test.o
gcc.link bin.v2/libs/thread/build/gcc-10.3.0/debug/threading-multi/visibility-hidden/has_atomic_flag_lockfree
...updated 8 targets...
...found 1 target...
...updating 1 target...
config-cache.write bin.v2/project-cache.jam
...updated 1 target...