[PATCH][AArch64] Add unwind info to __libc_start_main

[Andreas Schwab]

On Jul 31 2017, Wilco Dijkstra <Wilco.Dijkstra@arm.com> wrote:

> Add unwind info to __libc_start_main so that unwinding continues one
> extra level to _start.
>
> ChangeLog:
> 2017-07-31  Wilco Dijkstra  <wdijkstr@arm.com>
>
>         * sysdeps/aarch64/Makefile: Build libc-start.c with -fexceptions.

In which way is that specific to aarch64?  Why do you need exception
support for unwinding (and not just -funwind-tables)?

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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