MAC下编译 VLC-Android ，被折磨了三天了

License: LGPL version 2.1 or later
Creating configuration files ...
config.h is unchanged
libavutil/avconfig.h is unchanged
libavcodec/bsf_list.c is unchanged
libavformat/protocol_list.c is unchanged
cd ffmpeg && make install-libs install-headers
make[1]: Entering directory `/Users/appworks/vlc-android/vlc/contrib/contrib-android-arm-linux-androideabi/ffmpeg'
make[1]: Leaving directory `/Users/appworks/vlc-android/vlc/contrib/contrib-android-arm-linux-androideabi/ffmpeg'
make[1]: Entering directory `/Users/appworks/vlc-android/vlc/contrib/contrib-android-arm-linux-androideabi/ffmpeg'
AS	libavcodec/arm/ac3dsp_armv6.o
AS	libavcodec/arm/dcadsp_vfp.o
AS	libavcodec/arm/fft_fixed_neon.o
INSTALL	libavformat/libavformat.a
{standard input}: Assembler messages:
{standard input}:146: Error: unknown register alias 'GP'
clang38: error: assembler command failed with exit code 1 (use -v to see invocation)
make[1]: *** [libavcodec/arm/ac3dsp_armv6.o] Error 1
make[1]: *** Waiting for unfinished jobs....
{standard input}: Assembler messages:
{standard input}:446: Error: unknown register alias 'POUT'
{standard input}:448: Error: unknown register alias 'PIN'
{standard input}:450: Error: unknown register alias 'PCOEF'
{standard input}:452: Error: unknown register alias 'OLDFPSCR'
{standard input}:454: Error: unknown register alias 'COUNTER'
{standard input}:457: Error: unknown register alias 'IN0'
{standard input}:459: Error: unknown register alias 'IN1'
{standard input}:461: Error: unknown register alias 'IN2'
{standard input}:463: Error: unknown register alias 'IN3'
{standard input}:465: Error: unknown register alias 'IN4'
{standard input}:467: Error: unknown register alias 'IN5'
{standard input}:469: Error: unknown register alias 'IN6'
{standard input}:471: Error: unknown register alias 'IN7'
{standard input}:473: Error: unknown register alias 'COEF0'
{standard input}:475: Error: unknown register alias 'COEF1'
{standard input}:477: Error: unknown register alias 'COEF2'
{standard input}:479: Error: unknown register alias 'COEF3'
{standard input}:481: Error: unknown register alias 'COEF4'
{standard input}:483: Error: unknown register alias 'COEF5'
{standard input}:485: Error: unknown register alias 'COEF6'
{standard input}:487: Error: unknown register alias 'COEF7'
{standard input}:489: Error: unknown register alias 'ACCUM0'
{standard input}:491: Error: unknown register alias 'ACCUM4'
{standard input}:493: Error: unknown register alias 'POST0'
{standard input}:495: Error: unknown register alias 'POST1'
{standard input}:497: Error: unknown register alias 'POST2'
{standard input}:499: Error: unknown register alias 'POST3'
{standard input}:741: Error: unknown register alias 'IN'
{standard input}:743: Error: unknown register alias 'SBACT'
{standard input}:745: Error: unknown register alias 'OLDFPSCR'
{standard input}:747: Error: unknown register alias 'IMDCT'
{standard input}:749: Error: unknown register alias 'WINDOW'
{standard input}:751: Error: unknown register alias 'OUT'
{standard input}:753: Error: unknown register alias 'BUF'
{standard input}:755: Error: unknown register alias 'SCALEINT'
{standard input}:757: Error: unknown register alias 'COUNT'
{standard input}:760: Error: unknown register alias 'SCALE'
clang38: error: assembler command failed with exit code 1 (use -v to see invocation)
make[1]: *** [libavcodec/arm/dcadsp_vfp.o] Error 1
{standard input}: Assembler messages:
{standard input}:430: Error: unknown register alias 'GP'
{standard input}:466: Error: unknown register alias 'GP'
{standard input}:502: Error: unknown register alias 'GP'
{standard input}:538: Error: unknown register alias 'GP'
{standard input}:574: Error: unknown register alias 'GP'
{standard input}:610: Error: unknown register alias 'GP'
{standard input}:646: Error: unknown register alias 'GP'
{standard input}:682: Error: unknown register alias 'GP'
{standard input}:718: Error: unknown register alias 'GP'
{standard input}:754: Error: unknown register alias 'GP'
{standard input}:790: Error: unknown register alias 'GP'
{standard input}:826: Error: unknown register alias 'GP'
clang38: error: assembler command failed with exit code 1 (use -v to see invocation)
make[1]: *** [libavcodec/arm/fft_fixed_neon.o] Error 1
make[1]: Leaving directory `/Users/appworks/vlc-android/vlc/contrib/contrib-android-arm-linux-androideabi/ffmpeg'
make: *** [.ffmpeg] Error 2
contribs: make failed

哪位大神能给点意见吗？