我正在尝试进行numpy的跨平台构建（host = x86 target = ppc）。这适用于python编译器本身，但对于我遇到的numpy 以下问题。
它确实选择了正确的编译器，但选项不正确。请指教......
numpy-1.10.2rc2]$ CC=powerpc-e500v2-linux-gnuspe-gcc CXX=powerpc-e500v2-linux-gnuspe-g++ AR=powerpc-e500v2-linux-
gnuspe-ar BLAS=None LAPACK=None ATLAS=None python setup.py build bdist_egg --plat-name=powerpc
powerpc-e500v2-linux-gnuspe-gcc: _configtest.c
powerpc-e500v2-linux-gnuspe-gcc: error: unrecognized argument in option '-mtune=generic'
powerpc-e500v2-linux-gnuspe-gcc: note: valid arguments to '-mtune=' are: 401 403 405 405fp 440 440fp 464 464fp 476 476fp 505 601
602 603 603e 604 604e 620 630 740 7400 7450 750 801 821 823 8540 8548 860 970 G3 G4 G5 a2 cell common e300c2 e300c3 e500mc
e500mc64 ec603e native power power2 power3 power4 power5 power5+ power6 power6x power7 powerpc powerpc64 rios rios1 rios2 rs64
rsc rsc1 titan
powerpc-e500v2-linux-gnuspe-gcc: error: unrecognized argument in option '-mtune=generic'
powerpc-e500v2-linux-gnuspe-gcc: note: valid arguments to '-mtune=' are: 401 403 405 405fp 440 440fp 464 464fp 476 476fp 505 601
602 603 603e 604 604e 620 630 740 7400 7450 750 801 821 823 8540 8548 860 970 G3 G4 G5 a2 cell common e300c2 e300c3 e500mc
e500mc64 ec603e native power power2 power3 power4 power5 power5+ power6 power6x power7 powerpc powerpc64 rios rios1 rios2 rs64
rsc rsc1 titan
powerpc-e500v2-linux-gnuspe-gcc: error: unrecognized argument in option '-mtune=generic'
powerpc-e500v2-linux-gnuspe-gcc: note: valid arguments to '-mtune=' are: 401 403 405 405fp 440 440fp 464 464fp 476 476fp 505 601
602 603 603e 604 604e 620 630 740 7400 7450 750 801 821 823 8540 8548 860 970 G3 G4 G5 a2 cell common e300c2 e300c3 e500mc
e500mc64 ec603e native power power2 power3 power4 power5 power5+ power6 power6x power7 powerpc powerpc64 rios rios1 rios2 rs64
rsc rsc1 titan
powerpc-e500v2-linux-gnuspe-gcc: error: unrecognized argument in option '-mtune=generic'
powerpc-e500v2-linux-gnuspe-gcc: note: valid arguments to '-mtune=' are: 401 403 405 405fp 440 440fp 464 464fp 476 476fp 505 601
602 603 603e 604 604e 620 630 740 7400 7450 750 801 821 823 8540 8548 860 970 G3 G4 G5 a2 cell common e300c2 e300c3 e500mc
e500mc64 ec603e native power power2 power3 power4 power5 power5+ power6 power6x power7 powerpc powerpc64 rios rios1 rios2 rs64
rsc rsc1 titan
failure.
removing: _configtest.c _configtest.o
Traceback (most recent call last):
File "setup.py", line 266, in <module>
setup_package()
File "setup.py", line 258, in setup_package
setup(**metadata)
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/core.py", line 169, in setup
return old_setup(**new_attr)
File "/usr/lib64/python2.6/distutils/core.py", line 152, in setup
dist.run_commands()
File "/usr/lib64/python2.6/distutils/dist.py", line 975, in run_commands
self.run_command(cmd)
File "/usr/lib64/python2.6/distutils/dist.py", line 995, in run_command
cmd_obj.run()
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/command/build.py", line 47, in run
old_build.run(self)
File "/usr/lib64/python2.6/distutils/command/build.py", line 134, in run
self.run_command(cmd_name)
File "/usr/lib64/python2.6/distutils/cmd.py", line 333, in run_command
self.distribution.run_command(command)
File "/usr/lib64/python2.6/distutils/dist.py", line 995, in run_command
cmd_obj.run()
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/command/build_src.py", line 153, in run
self.build_sources()
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/command/build_src.py", line 164, in build_sources
self.build_library_sources(*libname_info)
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/command/build_src.py", line 299, in build_library_sources
sources = self.generate_sources(sources, (lib_name, build_info))
File "/home/jenkins/Python-2.7.3/tmp/numpy-1.10.2rc2/numpy/distutils/command/build_src.py", line 387, in generate_sources
source = func(extension, build_dir)
File "numpy/core/setup.py", line 669, in get_mathlib_info
raise RuntimeError("Broken toolchain: cannot link a simple C program")
RuntimeError: Broken toolchain: cannot link a simple C program