Can you post the complete output from pip?
While attempting to install numpy on a Power8 (ppc) machine Running RHEL 7.2 I'm encountering the following error below. Numpy 1.11.0 installs and works fine.
pip install numpy==1.11.1ERROR
error: Command "gcc -pthread -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -Inumpy/core/include -Ibuild/src.linux-ppc64le-2.7/numpy/core/include/numpy -Inumpy/core/src/private -Inumpy/core/src -Inumpy/core -Inumpy/core/src/npymath -Inumpy/core/src/multiarray -Inumpy/core/src/umath -Inumpy/core/src/npysort -I/opt/share/Python-2.7.12/ppc64le/include/python2.7 -Ibuild/src.linux-ppc64le-2.7/numpy/core/src/private -Ibuild/src.linux-ppc64le-2.7/numpy/core/src/private -Ibuild/src.linux-ppc64le-2.7/numpy/core/src/private -c build/src.linux-ppc64le-2.7/numpy/core/src/npymath/npy_math_complex.c -o build/temp.linux-ppc64le-2.7/build/src.linux-ppc64le-2.7/numpy/core/src/npymath/npy_math_complex.o" failed with exit status 1
----------------------------------------
Rolling back uninstall of numpy
Command "/opt/share/Python-2.7.12/ppc64le/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-LvkRpf/numpy/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-Bg_8Ko-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-LvkRpf/numpy/ENVIRONMENT DETAILS
OS: Red Hat Enterprise Linux 7.2 Maipo
Kernel: ppc64le Linux 3.10.0-327.el7.ppc64le
CPU: IBM PowerPC G3 POWER8 (raw) @ 160x 3.491GHz$pip list
Cython (0.24)
numpy (1.11.0)
pip (8.1.2)
scipy (0.17.1)
setuptools (24.0.3)
virtualenv (15.0.2)$gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/ppc64le-redhat-linux/4.8.5/lto-wrapper
Target: ppc64le-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=http://bugzilla.redhat.com/bugzilla --enable-bootstrap --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-gnu-unique-object --enable-linker-build-id --with-linker-hash-style=gnu --enable-languages=c,c++,objc,obj-c++,java,fortran,ada,go,lto --enable-plugin --enable-initfini-array --disable-libgcj --with-isl=/builddir/build/BUILD/gcc-4.8.5-20150702/obj-ppc64le-redhat-linux/isl-install --with-cloog=/builddir/build/BUILD/gcc-4.8.5-20150702/obj-ppc64le-redhat-linux/cloog-install --enable-gnu-indirect-function --enable-secureplt --with-long-double-128 --enable-targets=powerpcle-linux --disable-multilib --with-cpu-64=power7 --with-tune-64=power8 --build=ppc64le-redhat-linux
Thread model: posix
gcc version 4.8.5 20150623 (Red Hat 4.8.5-4) (GCC)
IBM Research Phone: +1-724-510-5308 e-mail: bmbelgod@us.ibm.com
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