On Fri, 2018-02-23 at 11:32 +0000, Ramana Radhakrishnan wrote:
> This fixes a GCC-8 regression that we accidentally switched off frame
> pointers in the AArch64 backend when changing the defaults in the
> parts of the code. This breaks an ABI decision that was made in GCC
> the dawn of the port with respect to having a frame pointer at all
> times. If we really want to turn this off lets have a discussion
> that separately.
> For now turn this back on and I believe this will leave PR84521
> again with -fomit-frame-pointer and (hopefully) make the ruby issue
> away. I'm asking Sudi to pick that up.
FWIW I was able to successfully build ruby on aarch64 with this patch