[PATCH 0/6] Fix unwinding through sigreturn trampolines

[Daniel Kiss]

> Have you verified that this works with the GNU unwinders?  I seem to
> remember experimenting with .cfi_return_column in the past and hitting
> problems when trying to use a fake register.
> 
> At the time I just assumed I was doing something wrong and didn't go
> digging.  Maybe I _was_ doing something wrong…

Not yet, I hope there is a CI that would do it for me :) 

Cheers,
Daniel