invocation: $ powerpc64le-linux-gnu-as -mlibresoc -o vpx_get4x4sse_cs_svp64_real.o vpx_get4x4sse_cs_svp64_real.s make: *** [<builtin>: vpx_get4x4sse_cs_svp64_real.o] Segmentation fault The particular file it fails on can be found in: https://git.libre-soc.org/?p=openpower-isa.git;a=blob;f=media/video/libvpx/vpx_get4x4sse_cs_svp64_real.s;h=cac95eee7f4f5e4236c038c833283ba02a95204d;hb=HEAD Backtrace is huge, but can include if requested.