[PING] [PATCH] libgcc: Add a weak stub for __sync_synchronize

[Bernd Edlinger]

Ping...

I'd like to ping for this patch:
https://gcc.gnu.org/pipermail/gcc-patches/2020-November/557886.html

Thanks
Bernd.

On 11/3/20 4:08 PM, Bernd Edlinger wrote:
> Hi,
> 
> this fixes a problem with a missing symbol __sync_synchronize
> which happens when newlib is used together with libstdc++ for
> the non-threaded simulator target arm-none-eabi.
> 
> There are several questions on stackoverflow about this issue.
> 
> I would like to add a weak symbol for this target, since this
> is only a default implementation and not meant to override a
> possibly more sophisticated synchronization function from the
> c-runtime.
> 
> 
> Regression tested successfully on arm-none-eabi with newlib-3.3.0.
> 
> Is it OK for trunk?
> 
> 
> Thanks
> Bernd.
>