[Bug libgcc/115242] libgcc unwinder does not handle vector registers, even if the target machine supports them.

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115242

--- Comment #8 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Can we have a testcase please?

It sounds like the glibc you used was misconfigured.  Of course VSX registers
are not restored by the GCC unwinder stuff if you configured GCC to not support
VSX registers at all!  Typically you should configure for --with-cpu=power7 or
later.