Emerging (17 of 34) dev-libs/libclc-0.2.0_pre20160209::gentoo
 * libclc-0.2.0_pre20160209.tar.xz SHA256 SHA512 WHIRLPOOL size ;-) ...                                                                                                                [ ok ]
>>> Unpacking source...
>>> Unpacking libclc-0.2.0_pre20160209.tar.xz to /var/tmp/portage/dev-libs/libclc-0.2.0_pre20160209/work
>>> Source unpacked in /var/tmp/portage/dev-libs/libclc-0.2.0_pre20160209/work
>>> Preparing source in /var/tmp/portage/dev-libs/libclc-0.2.0_pre20160209/work/libclc-0.2.0_pre20160209 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-libs/libclc-0.2.0_pre20160209/work/libclc-0.2.0_pre20160209 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-libs/libclc-0.2.0_pre20160209/work/libclc-0.2.0_pre20160209 ...
make -j3 VERBOSE=1 
LLVM-AS generic--/lib/subnormal_disable.bc
/usr/bin/llvm-as -o generic--/lib/subnormal_disable.bc generic/lib/subnormal_disable.ll
LLVM-AS generic--/lib/subnormal_use_default.bc
/usr/bin/llvm-as -o generic--/lib/subnormal_use_default.bc generic/lib/subnormal_use_default.ll
LLVM-CC nvptx--nvidiacl/lib/synchronization/barrier.cl.bc
/usr/bin/clang -MMD -MF nvptx--nvidiacl/lib/synchronization/barrier.cl.bc.d -target nvptx--nvidiacl -I`dirname ./ptx-nvidiacl/lib/synchronization/barrier.cl` -I./generic/include -fno-builtin -Dcl_clang_storage_class_specifiers -Dcl_khr_fp64 -Dcles_khr_int64 -D__CLC_INTERNAL -emit-llvm -c -o nvptx--nvidiacl/lib/synchronization/barrier.cl.bc ./ptx-nvidiacl/lib/synchronization/barrier.cl
LLVM-CC nvptx--nvidiacl/lib/workitem/get_group_id.cl.bc
/usr/bin/clang -MMD -MF nvptx--nvidiacl/lib/workitem/get_group_id.cl.bc.d -target nvptx--nvidiacl -I`dirname ./ptx-nvidiacl/lib/workitem/get_group_id.cl` -I./generic/include -fno-builtin -Dcl_clang_storage_class_specifiers -Dcl_khr_fp64 -Dcles_khr_int64 -D__CLC_INTERNAL -emit-llvm -c -o nvptx--nvidiacl/lib/workitem/get_group_id.cl.bc ./ptx-nvidiacl/lib/workitem/get_group_id.cl
LLVM-CC nvptx--nvidiacl/lib/workitem/get_local_id.cl.bc
/usr/bin/clang -MMD -MF nvptx--nvidiacl/lib/workitem/get_local_id.cl.bc.d -target nvptx--nvidiacl -I`dirname ./ptx-nvidiacl/lib/workitem/get_local_id.cl` -I./generic/include -fno-builtin -Dcl_clang_storage_class_specifiers -Dcl_khr_fp64 -Dcles_khr_int64 -D__CLC_INTERNAL -emit-llvm -c -o nvptx--nvidiacl/lib/workitem/get_local_id.cl.bc ./ptx-nvidiacl/lib/workitem/get_local_id.cl
./ptx-nvidiacl/lib/workitem/get_group_id.cl:5:19: error: use of unknown builtin '__builtin_ptx_read_ctaid_x' [-Wimplicit-function-declaration]
  case 0:  return __builtin_ptx_read_ctaid_x();
                  ^
./ptx-nvidiacl/lib/workitem/get_local_id.cl:5:19: error: use of unknown builtin '__builtin_ptx_read_tid_x' [-Wimplicit-function-declaration]
  case 0:  return __builtin_ptx_read_tid_x();
                  ^
./ptx-nvidiacl/lib/workitem/get_local_id.cl:6:19: error: use of unknown builtin '__builtin_ptx_read_tid_y' [-Wimplicit-function-declaration]
  case 1:  return __builtin_ptx_read_tid_y();
                  ^
./ptx-nvidiacl/lib/workitem/get_group_id.cl:6:19: error: use of unknown builtin '__builtin_ptx_read_ctaid_y' [-Wimplicit-function-declaration]
  case 1:  return __builtin_ptx_read_ctaid_y();
                  ^
./ptx-nvidiacl/lib/workitem/get_local_id.cl:6:19: note: did you mean '__builtin_ptx_read_tid_x'?
./ptx-nvidiacl/lib/workitem/get_local_id.cl:5:19: note: '__builtin_ptx_read_tid_x' declared here
  case 0:  return __builtin_ptx_read_tid_x();
                  ^
./ptx-nvidiacl/lib/workitem/get_group_id.cl:6:19: note: did you mean '__builtin_ptx_read_ctaid_x'?
./ptx-nvidiacl/lib/workitem/get_local_id.cl:7:19: error: use of unknown builtin '__builtin_ptx_read_tid_z' [-Wimplicit-function-declaration]
  case 2:  return __builtin_ptx_read_tid_z();
                  ^
./ptx-nvidiacl/lib/synchronization/barrier.cl:./ptx-nvidiacl/lib/workitem/get_group_id.cl:5:19: note: '__builtin_ptx_read_ctaid_x' declared here
  case 0:  return __builtin_ptx_read_ctaid_x();
                  ^
./ptx-nvidiacl/lib/workitem/get_group_id.cl:7:19: error: use of unknown builtin '__builtin_ptx_read_ctaid_z' [-Wimplicit-function-declaration]
  case 2:  return __builtin_ptx_read_ctaid_z();
                  ^
5:5: error: use of unknown builtin '__builtin_ptx_bar_sync' [-Wimplicit-function-declaration]
    __builtin_ptx_bar_sync(0);
    ^
1 error generated.
33 errors generated.
 errors generated.
make: *** [Makefile:30: nvptx--nvidiacl/lib/synchronization/barrier.cl.bc] Error 1
make: *** Waiting for unfinished jobs....
make: *** [Makefile:35: nvptx--nvidiacl/lib/workitem/get_group_id.cl.bc] Error 1
make: *** [Makefile:40: nvptx--nvidiacl/lib/workitem/get_local_id.cl.bc] Error 1
 * ERROR: dev-libs/libclc-0.2.0_pre20160209::gentoo failed (compile phase):
 *   emake failed