[PATCH RSB] rtems-gcc-10-newlib-head.cfg: Add newlib patch

[Chris Johns]

On 8/9/21 3:27 am, Joel Sherrill wrote:
> On Tue, Sep 7, 2021, 12:18 PM Mr. Andrei Chichak <groups at chichak.ca
> <mailto:groups at chichak.ca>> wrote:
> 
>     Hey Joel,
> 
>     I don’t suppose this update will be in the places where the build system
>     decides on the instruction set that newlib uses for Cortex-M4????
> 
> No. This one is just to patch over a big in some of the aarch64 assembly
> language methods in newlib.>
> I don't know that it does much as a flag except pick the C versions over
> assembly language ones.

This comment has made me check the patch and I have asked in the ticket some
questions. It would good to know the performance difference for IPL64 and then
if IPL32 is going to be fixed before we head down this path.

Chris