Building Tensorflow on ppc64le fails with the message:
ERROR: /root/tensorflow/tensorflow/cc/BUILD:422:1: Linking of rule
'//tensorflow/cc:ops/control_flow_ops_gen_cc' failed (Exit 1)
bazel-out/host/bin/_solib_local/_U_S_Stensorflow_Scc_Cops_Scontrol_Uflow
_Uops_Ugen_Ucc___Utensorflow/libtensorflow_framework.so:
undefined reference to `png_init_filter_functions_vsx'
collect2: error: ld returned 1 exit status
This is fixed by adding powerpc specific files from the png archive
for @org_tensorflow//tensorflow:linux_ppc64le builds only.
"pngwrite.c",
"pngwtran.c",
"pngwutil.c",
- ],
+ ] + select({
+ "@org_tensorflow//tensorflow:linux_ppc64le": [
+ "powerpc/powerpc_init.c",
+ "powerpc/filter_vsx_intrinsics.c",
+ ],
+ "//conditions:default": [
+ ],
+ }),
hdrs = [
"png.h",
"pngconf.h",