Fixing py-greenlet to build on ppc64le. This package was FTBFS
because it is being compiled without omiting the frame
pointer, and trying, at the same time, to clobber r31 (frame
pointer register).
In file included from slp_platformselect.h:16:0,
from greenlet.c:328:
platform/switch_ppc64_linux.h: In function 'slp_switch':
platform/switch_ppc64_linux.h:88:1: error: 31 cannot be used in asm here
}
^
platform/switch_ppc64_linux.h:88:1: error: 31 cannot be used in asm here
error: command 'gcc' failed with exit status 1
http://build.alpinelinux.org/buildlogs/build-edge-ppc64le/community/py-greenlet/py-greenlet-0.4.12-r0.log
