configure: WARNING: unrecognized options: --disable-nls
configure: loading site script /builder/shared-workdir/build/sdk/include/site/arc
checking build system type... x86_64-pc-linux-gnu
checking host system type... arc-openwrt-linux-gnu
checking target system type... arc-openwrt-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for arc-openwrt-linux-strip... arc-openwrt-linux-uclibc-strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
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checking whether make supports nested variables... (cached) yes
checking for style of include used by make... GNU
checking for arc-openwrt-linux-gcc... arc-openwrt-linux-uclibc-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
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checking whether arc-openwrt-linux-uclibc-gcc accepts -g... yes
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checking dependency style of arc-openwrt-linux-uclibc-gcc... gcc3
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configure: WARNING: result yes guessed because of cross compilation
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configure: creating ./config.status
config.status: creating Makefile
config.status: creating doc/Makefile
config.status: creating doc/examples/Makefile
config.status: creating tests/Makefile
config.status: creating tests/common/Makefile
config.status: creating tests/unit/Makefile
config.status: creating tests/benchmark/Makefile
config.status: creating tests/regression/Makefile
config.status: creating tests/regression/regression_tests
config.status: creating tests/utils/Makefile
config.status: creating liburcu.pc
config.status: creating liburcu-bp.pc
config.status: creating liburcu-cds.pc
config.status: creating liburcu-qsbr.pc
config.status: creating liburcu-mb.pc
config.status: creating liburcu-signal.pc
config.status: creating config.h
config.status: creating urcu/config.h
config.status: linking urcu/arch/unknown.h to urcu/arch.h
config.status: linking urcu/uatomic/unknown.h to urcu/uatomic.h
config.status: executing depfiles commands
config.status: executing libtool commands
configure: WARNING: unrecognized options: --disable-nls
SMP support enabled.
Thread Local Storage (TLS): __thread.
make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
make  all-recursive
make[5]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
Making all in .
make[6]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
  CC       wfqueue.lo
In file included from urcu/static/wfqueue.h:33:0,
                 from wfqueue.c:28:
./urcu/uatomic.h:23:2: error: #error "Cannot build: unrecognized architecture detected."
 #error "Cannot build: unrecognized architecture detected."
  ^~~~~
In file included from wfqueue.c:28:0:
urcu/static/wfqueue.h: In function '_cds_wfq_enqueue':
urcu/static/wfqueue.h:84:13: warning: implicit declaration of function 'uatomic_xchg'; did you mean '__atomic_exchange'? [-Wimplicit-function-declaration]
  old_tail = uatomic_xchg(&q->tail, &node->next);
             ^~~~~~~~~~~~
             __atomic_exchange
urcu/static/wfqueue.h:84:11: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
  old_tail = uatomic_xchg(&q->tail, &node->next);
           ^
urcu/static/wfqueue.h:90:2: warning: implicit declaration of function 'CMM_STORE_SHARED' [-Wimplicit-function-declaration]
  CMM_STORE_SHARED(*old_tail, node);
  ^~~~~~~~~~~~~~~~
urcu/static/wfqueue.h: In function '___cds_wfq_node_sync_next':
urcu/static/wfqueue.h:105:17: warning: implicit declaration of function 'CMM_LOAD_SHARED' [-Wimplicit-function-declaration]
  while ((next = CMM_LOAD_SHARED(node->next)) == NULL) {
                 ^~~~~~~~~~~~~~~
urcu/static/wfqueue.h:105:15: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
  while ((next = CMM_LOAD_SHARED(node->next)) == NULL) {
               ^
urcu/static/wfqueue.h:110:4: warning: implicit declaration of function 'caa_cpu_relax' [-Wimplicit-function-declaration]
    caa_cpu_relax();
    ^~~~~~~~~~~~~
urcu/static/wfqueue.h: In function '___cds_wfq_dequeue_blocking':
urcu/static/wfqueue.h:132:55: warning: comparison between pointer and integer
  if (q->head == &q->dummy && CMM_LOAD_SHARED(q->tail) == &q->dummy.next)
                                                       ^~
Makefile:724: recipe for target 'wfqueue.lo' failed
make[6]: *** [wfqueue.lo] Error 1
make[6]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
Makefile:913: recipe for target 'all-recursive' failed
make[5]: *** [all-recursive] Error 1
make[5]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
Makefile:548: recipe for target 'all' failed
make[4]: *** [all] Error 2
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4'
Makefile:53: recipe for target '/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4/.built' failed
make[3]: *** [/builder/shared-workdir/build/sdk/build_dir/target-arc_arc700_uClibc/userspace-rcu-0.9.4/.built] Error 2
time: package/feeds/packages/liburcu/compile#5.98#3.39#18.27