Comment 6 for bug 2036268

I wonder if enabling only PAC or only BTI would should be enough, instead of removing them completely (-mbranch-protection=none).

I found a year-ago discussion [1] that precisely mentions an scenario where libunwind can be affected by this.

[1] https://groups.google.com/g/linux.debian.maint.dpkg/c/OJHmr8XjuzQ