[LLVMdev] Can libc++ build for arm cross compiler?

Tue Oct 7 11:40:32 PDT 2014

Hi cschen,

It seems that libunwind (the one included in libcxxabi) is mandatory at the
moment.  Use the second build command instead:

$ CROSS_COMPILING=arm ENABLE_LIBUNWIND=1 ./scripts/compile-all.sh

Logan

On Tue, Oct 7, 2014 at 5:32 PM, gamma_chen <gamma_chen at yahoo.com.tw> wrote:

> After do "sudo apt-get update", the following are pass.
>
> Install the dependencies:
>
>     $ sudo apt-get install binutils clang-3.5 cmake gcc make
>
> To cross-compile for ARM, install following dependencies as well:
>
>     $ sudo apt-get install binutils-multiarch \
>                            gcc-4.7-arm-linux-gnueabihf \
>                            g++-4.7-arm-linux-gnueabihf
>
> But now fail as follows,
>
> cschen at debian:~/test/libcxx-scripts$ export CROSS_COMPILING=arm
> cschen at debian:~/test/libcxx-scripts$ CROSS_COMPILING=arm
> ./scripts/compile-all.sh
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/abort_message.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_aux_runtime.cpp
> compile:
> /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_default_handlers.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_demangle.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_exception.cpp
> compile:
> /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_exception_storage.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_guard.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_handlers.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_new_delete.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_personality.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_unexpected.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_vector.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/cxa_virtual.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/exception.cpp
> compile:
> /home/cschen/test/libcxx-scripts/libcxxabi/src/private_typeinfo.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/stdexcept.cpp
> compile: /home/cschen/test/libcxx-scripts/libcxxabi/src/typeinfo.cpp
> link: libc++abi.so.1.0
> installing ...
> done.
> -- The CXX compiler identification is Clang 3.5.0
> -- The C compiler identification is Clang 3.5.0
> -- Check for working CXX compiler: /usr/bin/clang++
> -- Check for working CXX compiler: /usr/bin/clang++ -- works
> -- Detecting CXX compiler ABI info
> -- Detecting CXX compiler ABI info - done
> -- Check for working C compiler: /usr/bin/clang
> -- Check for working C compiler: /usr/bin/clang -- works
> -- Detecting C compiler ABI info
> -- Detecting C compiler ABI info - done
> -- Host triple: x86_64-pc-linux
> -- Target triple: arm-pc-linux
> -- Performing Test LIBCXX_HAS_STDCXX11_FLAG
> -- Performing Test LIBCXX_HAS_STDCXX11_FLAG - Success
> -- Performing Test LIBCXX_HAS_STDCXX1Y_FLAG
> -- Performing Test LIBCXX_HAS_STDCXX1Y_FLAG - Success
> -- Performing Test LIBCXX_HAS_FPIC_FLAG
> -- Performing Test LIBCXX_HAS_FPIC_FLAG - Success
> -- Performing Test LIBCXX_HAS_NO_OMIT_FRAME_POINTER_FLAG
> -- Performing Test LIBCXX_HAS_NO_OMIT_FRAME_POINTER_FLAG - Success
> -- Performing Test LIBCXX_HAS_NODEFAULTLIBS_FLAG
> -- Performing Test LIBCXX_HAS_NODEFAULTLIBS_FLAG - Success
> -- Performing Test LIBCXX_HAS_NOSTDINCXX_FLAG
> -- Performing Test LIBCXX_HAS_NOSTDINCXX_FLAG - Success
> -- Performing Test LIBCXX_HAS_WALL_FLAG
> -- Performing Test LIBCXX_HAS_WALL_FLAG - Success
> -- Performing Test LIBCXX_HAS_W_FLAG
> -- Performing Test LIBCXX_HAS_W_FLAG - Success
> -- Performing Test LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG
> -- Performing Test LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG - Success
> -- Performing Test LIBCXX_HAS_WWRITE_STRINGS_FLAG
> -- Performing Test LIBCXX_HAS_WWRITE_STRINGS_FLAG - Success
> -- Performing Test LIBCXX_HAS_WNO_LONG_LONG_FLAG
> -- Performing Test LIBCXX_HAS_WNO_LONG_LONG_FLAG - Success
> -- Performing Test LIBCXX_HAS_PEDANTIC_FLAG
> -- Performing Test LIBCXX_HAS_PEDANTIC_FLAG - Success
> -- Performing Test LIBCXX_HAS_WERROR_FLAG
> -- Performing Test LIBCXX_HAS_WERROR_FLAG - Success
> -- Performing Test LIBCXX_HAS_WNO_ERROR_FLAG
> -- Performing Test LIBCXX_HAS_WNO_ERROR_FLAG - Success
> -- Performing Test LIBCXX_HAS_FNO_EXCEPTIONS_FLAG
> -- Performing Test LIBCXX_HAS_FNO_EXCEPTIONS_FLAG - Success
> -- Performing Test LIBCXX_HAS_FNO_RTTI_FLAG
> -- Performing Test LIBCXX_HAS_FNO_RTTI_FLAG - Success
> -- Performing Test LIBCXX_HAS_WX_FLAG
> -- Performing Test LIBCXX_HAS_WX_FLAG - Failed
> -- Performing Test LIBCXX_HAS_NO_WX_FLAG
> -- Performing Test LIBCXX_HAS_NO_WX_FLAG - Failed
> -- Performing Test LIBCXX_HAS_EHSC_FLAG
> -- Performing Test LIBCXX_HAS_EHSC_FLAG - Failed
> -- Performing Test LIBCXX_HAS_NO_EHS_FLAG
> -- Performing Test LIBCXX_HAS_NO_EHS_FLAG - Failed
> -- Performing Test LIBCXX_HAS_NO_EHA_FLAG
> -- Performing Test LIBCXX_HAS_NO_EHA_FLAG - Failed
> -- Performing Test LIBCXX_HAS_NO_GR_FLAG
> -- Performing Test LIBCXX_HAS_NO_GR_FLAG - Failed
> -- Looking for pthread_create in pthread
> -- Looking for pthread_create in pthread - found
> -- Looking for printf in c
> -- Looking for printf in c - found
> -- Looking for ccos in m
> -- Looking for ccos in m - found
> -- Looking for clock_gettime in rt
> -- Looking for clock_gettime in rt - found
> -- Looking for __gcc_personality_v0 in gcc_s
> -- Looking for __gcc_personality_v0 in gcc_s - found
> -- Found PythonInterp: /usr/bin/python (found version "2.7.3")
> -- Configuring done
> -- Generating done
> -- Build files have been written to:
> /home/cschen/test/libcxx-scripts/objs-arm/libcxx
> Scanning dependencies of target cxx
> [  3%] [  7%] [ 11%] [ 15%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/iostream.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/future.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/algorithm.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/shared_mutex.cpp.o
> [ 19%] [ 23%] [ 26%] [ 30%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/optional.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/typeinfo.cpp.o
> [ 34%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/locale.cpp.o
> [ 46%] [ 38%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/regex.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/utility.cpp.o
> [ 42%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/valarray.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/hash.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/bind.cpp.o
> [ 53%] [ 57%] [ 50%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/mutex.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/thread.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/debug.cpp.o
> [ 61%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/exception.cpp.o
> [ 65%] [ 69%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/chrono.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/strstream.cpp.o
> [ 73%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/stdexcept.cpp.o
> [ 76%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/memory.cpp.o
> [ 80%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/string.cpp.o
> [ 84%] [ 88%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/random.cpp.o
> Building CXX object lib/CMakeFiles/cxx.dir/__/src/new.cpp.o
> [ 92%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/ios.cpp.o
> [ 96%] Building CXX object
> lib/CMakeFiles/cxx.dir/__/src/condition_variable.cpp.o
> [100%] Building CXX object lib/CMakeFiles/cxx.dir/__/src/system_error.cpp.o
> Linking CXX shared library libc++.so
> clang: warning: argument unused during compilation: '-nostdinc++'
> [100%] Built target cxx
> [100%] Built target cxx
> Install the project...
> -- Install configuration: "Release"
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/cxxabi.h
> -- Installing: /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/.
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./vector
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ratio
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./queue
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./deque
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cmath
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./thread
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__locale
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./clocale
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstdlib
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cfloat
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./stdexcept
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__mutex_base
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./iostream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./numeric
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./strstream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./iosfwd
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./algorithm
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./array
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./iomanip
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./chrono
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__std_stream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./istream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__tuple_03
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./utility
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./climits
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__tree
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./locale
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstdint
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./scoped_allocator
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./atomic
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__tuple
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstring
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ctgmath
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./csetjmp
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./initializer_list
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__functional_base_03
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./new
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__functional_base
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./complex.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./string
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cassert
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./condition_variable
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__undef_min_max
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./memory
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cctype
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ctime
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./system_error
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstdarg
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./unordered_set
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ostream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./tuple
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__config
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./typeindex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./regex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ext
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ext/hash_map
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ext/__hash
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ext/hash_set
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ciso646
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./list
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./mutex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstddef
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__refstring
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./unordered_map
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./exception
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cinttypes
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./limits
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./type_traits
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./forward_list
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./sstream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cwchar
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./stack
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./random
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ccomplex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__debug
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./tgmath.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./streambuf
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./shared_mutex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./typeinfo
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__split_buffer
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./bitset
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./module.modulemap
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./map
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./complex
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__hash_table
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cfenv
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./codecvt
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstdio
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./iterator
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__sso_allocator
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./valarray
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cerrno
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/android
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/android/locale_bionic.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/ibm
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/ibm/xlocale.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/ibm/limits.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/ibm/support.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/win32
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/win32/math_win32.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/win32/support.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/win32/limits_win32.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/win32/locale_win32.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/newlib
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/newlib/xlocale.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/solaris
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/solaris/floatingpoint.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/solaris/xlocale.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/solaris/wchar.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/xlocale
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./support/xlocale/xlocale.h
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cwctype
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./set
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./ios
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./functional
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./cstdbool
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__bit_reference
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./future
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./__functional_03
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./fstream
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental/optional
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental/utility
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental/dynarray
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental/string_view
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./experimental/__config
> -- Installing:
> /home/cschen/test/libcxx-scripts/out-arm/include/c++/v1/./csignal
> -- Installing: /home/cschen/test/libcxx-scripts/out-arm/lib/libc++.so.1.0
> -- Installing: /home/cschen/test/libcxx-scripts/out-arm/lib/libc++.so.1
> -- Installing: /home/cschen/test/libcxx-scripts/out-arm/lib/libc++.so
> /home/cschen/test/libcxx-scripts/libcxxabi/test/backtrace_test.cpp
> /home/cschen/test/libcxx-scripts/out-arm/lib/libc++abi.so: undefined
> reference to `_Unwind_VRS_Interpret'
> clang: error: linker command failed with exit code 1 (use -v to see
> invocation)
>
>
> cschen
>
>
>   Jonathan Roelofs <jonathan at codesourcery.com> 於 2014/10/3 (週五) 12:35 PM
> 寫道﹕
>
>
>
>
> On 10/3/14 10:16 AM, Dan Albert wrote:
> >>
> >> I try to build libc++ and libc++abi for host x86_64(linux) and target
> >> arm(linux) but fail.
> >>
> >
> > Failing in what way? If this isn't working out of the box, we've done
> > something wrong.
> Yeah, it would help to know more specifics about where you're getting
> stuck.
>
> >
> > jroelofs might know more...
>
> For my baremetal arm toolchain, I use buildit&testit for libc++abi, and
> buildit&lit for libc++... Which is a bit different than what you'll get
> out of
> using cmake for it. Also, I've customized both buildits, the testit, and
> libc++'s lit config file to do this, and those changes are very specific
> to my
> environment (I don't recommend using buildit/testit to build either library
> unless you're working on porting them to a new platform. Even then, just
> do it
> the "right way" with cmake, and don't be stupid like me ;] ).
>
>
> Cheers,
>
> Jon
>
> --
> Jon Roelofs
> jonathan at codesourcery.com
> CodeSourcery / Mentor Embedded
>
>
>
>
> _______________________________________________
> LLVM Developers mailing list
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>
>
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