[PATCH] xtensa: report stack usage

[augustine.sterling@gmail.com]

On Fri, Aug 26, 2016 at 12:02 AM, Max Filippov <jcmvbkbc@gmail.com> wrote:
> This enables options -fstack-usage and -Wstack-usage.
>
> 2016-08-21  Max Filippov  <jcmvbkbc@gmail.com>
> gcc/
>         * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
>         current_function_static_stack_size variable with the static
>         stack frame size of the current function when
>         flag_stack_usage_info is enabled.
> ---

This is OK for xtensa. Please check in.